FreeREG logo Angus

County Co-ordinator: Anne Fish

If you are offering data to the FreeREG Project, or wish to volunteer to help, please contact the Angus Co-ordinator.

Please note that the dates of available data are as at 11th December 2011, extra records may have become available between that date and the date the database was last rebuilt.

Places and churches are listed in alphabetical order by Parish and then by Volume.

Parish Name and Number Place Transcriber Baptisms Marriages Burials
" " " Year Range In Progress Years Completed entries Year Range In Progress Years Completed entries Year Range In Progress Years Completed entries
Aberlemno 269/1 Aberlemno 1706 - 1819 N 1707 - 1819 N 1706 - 1729 N
Aberlemno 269/2 Aberlemno 1819 - 1854 N 1817 - 1854L N NIL
Airlie 270/1 Airlie 1682 - 1685 N 1682 - 1711 N NIL
Airlie 270/2 Airlie 1685 - 1819 N 1700 - 1794 N 1748 - 1818 N
Airlie 270/3 Airlie NIL N 1711 - 1748 N 1711 - 1748 N
Airlie 270/4 Airlie NIL N 1748 - 1819 N 1748 - 1819 N
Airlie 270/5 Airlie 1820 - 1855 N 1820 - 1854 N 1820 - 1854 N
Arbirlot 271/1 Arbirlot 1632 - 1819 N NIL NIL
Arbirlot 271/2 Arbirlot NIL N 1652 - 1819 N 1633 - 1819 N
Arbirlot 271/3 Arbirlot NIL N NIL 1710 - 1739 N
Arbirlot 271/4 Arbirlot 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Arbroath 272/1 Arbroath Anne Fish 1653 - 1699 Complete 1,465 1653 - 1699 Complete 613 NIL
Arbroath 272/2 Arbroath Jim Eaton 1700-1742 Complete 2,220 1700-1734 In progress N NIL
Arbroath 272/3 Arbroath Anne Fish 1742 - 1780 Complete 2,849 NIL N NIL
Arbroath 272/4 Arbroath Anne Fish 1774 - 1820 Complete 5,353 NIL N NIL
Arbroath 272/5 Arbroath Anne Fish NIL 1748 - 1819 Complete 2,835 NIL
Arbroath 272/6 Arbroath Anne Fish 1820 - 1854 Complete - 1850-54 missing NIL N NIL
Arbroath 272/7 Arbroath Anne Fish NIL 1820 - 1854 Complete 2,697 NIL
Arbroath 272/8 Arbroath Anne Fish NIL NIL N 1825 - 1854 Complete 8,175
Arbroath 272/9 Arbroath Anne Fish NIL NIL N 1833 - 1854 N
Arbroath 272/10 Arbroath NIL NIL N 1834 N
Arbroath 272/11 Arbroath NIL NIL N 1835 N
Arbroath 272/12 Arbroath NIL NIL N 1835 - 1836 N
Arbroath 272/13 Arbroath NIL NIL N 1838 N
Arbroath 272/14 Arbroath NIL NIL N 1839 N
Arbroath 272/15 Arbroath NIL NIL N 1840 N
Arbroath 272/16 Arbroath NIL NIL N 1841 N
Arbroath 272/17 Arbroath NIL NIL N 1841 - 1843 N
Arbroath 272/18 Arbroath NIL NIL N 1843 N
Arbroath 272/19 Arbroath NIL NIL N 1844 - 1845 N
Arbroath 272/20 Arbroath NIL NIL N 1845 - 1847 N
Arbroath 272/21 Arbroath NIL NIL N 1847 - 1849 N
Arbroath 272/22 Arbroath Anne Fish NIL NIL N 1850 - 1851 Complete 638
Arbroath 272/23 Arbroath Anne Fish NIL NIL N 1821 - 1853 Complete 655
Arbroath 272/24 Arbroath Anne Fish NIL NIL N 1853 - 1854 Complete 484
Auchterhouse 273/1 Auchterhouse 1642 - 1698 N 1645 - 1692 N NIL
Auchterhouse 273/2 Auchterhouse 1703 - 1819 N 1703 - 1819 N 1783 - 1791 N
Auchterhouse 273/3 Auchterhouse NIL 1703 - 1740 N 1703 - 1740 N
Auchterhouse 273/4 Auchterhouse 1820 - 1854 N 1820 - 1854 N NIL
Barry 274/1 Barry Jim Bundy 1704 - 1819 N 1704 - 1815 N 1710 - 1815 N
Barry 274/2 Barry 1820 - 1854 N 1824 - 1854 N 1820 - 1850
Brechin 275/1 Brechin 1612 - 1671 NIL N NIL
Brechin 275/2 Brechin 1672 - 1725 N NIL N NIL
Brechin 275/3 Brechin 1725 - 1753 N NIL N NIL
Brechin 275/4 Brechin 1753 - 1819 N NIL N NIL
Brechin 275/5 Brechin NIL 1700 - 1789 N NIL
Brechin 275/6 Brechin NIL 1790 - 1819 N NIL
Brechin 275/7 Angus 1820 - 1854 N NIL N NIL
Brechin 275/8 Brechin NIL 1820 - 1854 N NIL
Carmyllie 276/1 Carmyllie 1684 - 1819 N 1684 - 1709 N NIL
Carmyllie 276/2 Carmyllie NIL 1726 - 1819 N 1723 - 1738 N
Carmyllie 276/3 Carmyllie 1820 - 1854 N 1820 - 1854 N NIL N
Careston 277/1 Careston 1714 - 1819 N 1773 - 1817 N 1773 - 1819 N
Careston 277/2 Careston 1820 - 1854 N 1821 - 1854 N 1820 - 1854 N
Cortachy and Clova 277/1 Cortachy 1662 - 1691 N 1662 - 1690 N NIL N
Cortachy and Clova 277/1 Cortachy and Clova 1697 - 1819 N NIL N 1751 - 1819 N
Cortachy and Clova 277/2 Cortachy and Clova NIL N 1679 - 1820 N NIL N
Cortachy and Clova 277/2 Clova 1740 - 1819 N 1741 - 1851 N NIL N
Cortachy and Clova 277/3 Cortachy and Clova 1820 - 1854 (Cortachy); 1820 - 1853 (Clova) N 1825 - 1854 N 1820 - 1853 (Clova) N
Coupar-Angus 279/1 Coupar-Angus 1683 - 1775 N NIL NIL N
Coupar-Angus 279/2 Coupar-Angus 1775 - 1819 N NIL N NIL
Coupar-Angus 279/3 Coupar-Angus NIL N 1682 - 1819 N 1747 - 1793 N
Coupar-Angus 279/4 Coupar-Angus 1820 - 1854 N 1820 - 1854 N NIL
Craig 280/1 Craig 1657 - 1819 N 1694 - 1700 N NIL
Craig 280/2 Craig NIL N 1600 - 1819 N 1726 - 1793 N
Craig 280/3 Craig 1820 - 1854 N 1820 - 1854 N NIL
Dun 281/1 Dun 1642 - 1819 N 1646 - 1819 N 1647 - 1817 N
Dun 281/2 Dun NIL N 1702 - 1715 N 1702 - 1715 N
Dun 281/3 Dun NIL N 1716 - 1727 N 1716 - 1727 N
Dun 281/4 Dun NIL N 1727 - 1755 N 1727- 1748 N
Dun 281/5 Dun 1820 - 1854 N 1820 - 1854 N 1823 - 1854 N
Dundee 282/1 Dundee 1645 - 1661 N NIL N NIL
Dundee 282/2 Dundee 1662 - 1681 N NIL N NIL
Dundee 282/3 Dundee 1682 - 1722 N NIL N NIL
Dundee 282/4 Dundee 1723 - 1753 N NIL N NIL
Dundee 282/5 Dundee 1753 - 1771 N NIL N NIL
Dundee 282/6 Dundee 1772 - 1784 N NIL N NIL
Dundee 282/7 Dundee 1785 - 1794 N NIL N NIL
Dundee 282/8 Dundee Karen Fraser 1795 - 1802 Complete 5,695 NIL N NIL
Dundee 282/9 Dundee Karen Fraser 1803 - 1812 Complete 6,440 NIL N NIL
Dundee 282/10 Dundee Karen Fraser 1813 - 1819 Complete 4,260 NIL N NIL
Dundee 282/11 Dundee NIL 1645 - 1676 N NIL
Dundee 282/12 Dundee NIL 1682 - 1783 N NIL
Dundee 282/13 Dundee NIL 1783 - 1803 N NIL
Dundee 282/14 Dundee NIL 1804 - 1819 N NIL
Dundee 282/15 Dundee 1820 - 1825 N NIL NIL N
Dundee 282/16 Dundee 1825 - 1830 N NIL NIL N
Dundee 282/17 Dundee 1831 - 1835 N NIL NIL N
Dundee 282/18 Dundee 1836 - 1841 N NIL NIL N
Dundee 282/19 Dundee Ian McLeod 1841 - 1849 Complete 5,484 NIL NIL N
Dundee 282/20 Dundee Karen Fraser 1850 - 1854 (separate index) Complete 3,240 NIL NIL N
Dundee 282/21 Dundee NIL N 1820 - 1829 N NIL N
Dundee 282/22 Dundee NIL N 1830 - 1840 N NIL N
Dundee 282/23 Dundee NIL N 1841 - 1854 N NIL N
Dundee 282/24 Dundee NIL N NIL N 1772 - 1801 Howff (Old Burial Ground) and New (Constitution Road) cemetaries N
Dundee 282/25 Dundee NIL N NIL N 1801 - 1829 Howff (Old Burial Ground) and New (Constitution Road) cemetaries N
Dundee 282/26 Dundee NIL N NIL N 1829 - 1835 Howff (Old Burial Ground) and New (Constitution Road) cemetaries N
Dundee 282/27 Dundee NIL N NIL N 1835 - 1843 Howff (Old Burial Ground) and New (Constitution Road) cemetaries N
Dundee 282/28 Dundee NIL N NIL N 1843 - 1855 Howff (Old Burial Ground) and New (Constitution Road) cemetaries N
Dundee 282/29 Dundee NIL N NIL N 1837 - 1856 (Western Cemetary); 1847 - 1855 (St Peter's Churchyard) cemetaries N
Dunnichen 283/1 Dunnichen 1683 - 1819 N 1683 - 1819 N NIL N
Dunnichen 283/2 Dunnichen 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Eassie and Nevay 284/1 Eassie and Nevay 1717 - 1819 N 1728 - 1813 N NIL N
Eassie and Nevay 284/2 Eassie and Nevay 1820 - 1854 N 1837 - 1854 N NIL N
Edzell 285/1 Edzell 1684 - 1703 N 1641 - 1703 N NIL N
Edzell 285/2 Edzell 1715 - 1819 N 1715 - 1819 N NIL
Edzell 285/3 Edzell 1820 - 1854 N 1820 - 1854 N NIL
Farnell 286/1 Farnell 1699 - 1823 N 1716 - 1820 N 1752 - 1795 N
Farnell 286/2 Farnell 1820 - 1854 N 1820 - 1854 N NIL N
Fearn 287/1 Fearn 1739 - 1819 N 1803 - 1806 N NIL
Fearn 287/2 Fearn 1820 - 1854 N 1846 - 1854 N NIL
Forfar 288/1 Forfar 1633 - 1722 N 1659 - 1701 N NIL
Forfar 288/2 Forfar 1717 - 1756 N NIL N NIL
Forfar 288/3 Forfar 1757 - 1791 N NIL N NIL
Forfar 288/4 Forfar 1791 - 1819 N NIL N NIL
Forfar 288/5 Forfar NIL N 1705 - 1819 N NIL
Forfar 288/6 Forfar 1820 - 1854 N NIL N NIL
Forfar 288/7 Forfar NIL N 1820 - 1854 N NIL
Forfar 288/8 Forfar NIL N NIL N 1826 - 1838 N
Forfar 288/9 Forfar NIL N NIL N 1838 - 1854 N
Glamis 289/1 Glamis 1677 - 1715 N 1699 - 1715 N 1685 - 1715 N
Glamis 289/2 Glamis 1716 - 1819 N NIL N NIL N
Glamis 289/3 Glamis Jim Eaton 1820 - 1834 1820 - 1867 N 1834 - 1854 1834-1836 N 1820 - 1854 N
Glenisla 290/1 Glenisla 1719 - 1819 N 1719 - 1819 N 1748 - 1793 N
Glenisla 290/2 Glenisla 1820 - 1854 N 1820 - 1854 N NIL N
Guthrie 291/1 Guthrie 1664 - 1819 N 1663 - 1819 N 1716 - 1794 N
Guthrie 291/2 Guthrie 1820 -1854 N 1820 - 1854 NIL
Inverarity (and Methy) 292/1 Inverarity and Methy 1710 - 1819 N NIL N NIL
Inverarity (and Methy) 292/2 Inverarity and Methy NIL N 1710 - 1819 N 1716 - 1819 N
Inverarity (and Methy) 292/3 Inverarity and Methy 1820 - 1854 N 1820 - 1854 NIL N
Inverkeillor 293/1 Inverkeillor 1717 - 1819 N 1775 - 1819 NIL
Inverkeillor 293/2 Inverkeillor 1820 - 1854 N 1820 - 1854 N NIL
Kettins 294/1 Kettins 1650 - 1713 N NIL NIL
Kettins 294/2 Kettins 1713 - 1819 N NIL NIL
Kettins 294/3 Kettins NIL N 1618 - 1648 N NIL N
Kettins 294/4 Kettins NIL N 1652 - 1682 N NIL N
Kettins 294/5 Kettins NIL N 1685 - 1819 N 1685 - 1819 N
Kettins 294/6 Kettins 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Kingoldrum 295/1 Kingoldrum 1700 - 1821 N 1743 - 1821 N 1747 - 1804 N
Kingoldrum 295/2 Kingoldrum 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Kinnell 296/1 Cluny 1657 - 1819 N 1657 - 1819 N 1657 - 1819 N
Kinnell 296/2 Coull 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Kinnettles 297/1 Kinnettles 1695 - 1819 N 1709 - 1819 N 1718 - 1805 N
Kinnettles 297/2 Kinnettles 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Kirkden 298/1 Kirkden 1650 - 1690 N 1650 - 1690 NIL
Kirkden 298/2 Kirkden 1735 - 1819 N 1735 - 1819 1749 - 1752 N
Kirkden 298/3 Kirkden 1820 - 1854 N 1820 - 1854 N NIL
Kirriemuir 299/1 Kirriemuir Barbara Duey 1716 - 1791 Complete N NIL N 1788 - 1791 In Progress N
Kirriemuir 299/2 Kirriemuir Barbara Duey 1748 - 1819 Complete N NIL NIL N
Kirriemuir 299/3 Kirriemuir Barbara Duey 1820 - 1854 Complete 4,928 1821 - 1854 Complete 1,747 1830 - 1854 Complete 337
Lethnott and Navar 300/1 Lethnott and Navar 1728 - 1819 N 1751 - 1799 N 1750 - 1802 N
Lethnott and Navar 300/2 Lethnott and Navar 1800 - 1854 N 1824 - 1854 N NIL N
Liff and Benvie (also Dundee) 301/1 Liff 1650 - 1691 N 1651 - 1694 N 1726 - 1766 N
Liff and Benvie (also Dundee) 301/1 Benvie 1655 - 1677 N 1633 - 1660 N 1750 - 1753 N
Liff and Benvie (also Dundee) 301/2 Liff and Benvie 1696 - 1819 N 1704 - 1772 N 1783 - 1790 N
Liff and Benvie (also Dundee) 301/3 Liff and Benvie NIL N 1810 - 1819 N 1767 - 1819 N
Liff and Benvie (also Dundee) 301/4 Liff and Benvie 1820 - 1854 N 1834 - 1854 N NIL N
Liff and Benvie (also Dundee) 301/5 Liff and Benvie NIL N 1820 - 1835 N 1820 - 1835 N
Lintrathen 302/1 Lintrathen 1717 - 1819 N 1717 - 1819 N 1783 - 1793 N
Lintrathen 302/2 Lintrathen NIL N NIL N 1717 - 1772 N
Lintrathen 302/3 Lintrathen 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Loch Lee 303/1 Loch Lee 1728 - 1819 N 1783 - 1819 N 1783 - 1819 N
Loch Lee 303/2 Loch Lee NIL N 1731 - 1809 N NIL
Loch Lee 303/3 Loch Lee 1820 - 1854 N 1820 - 1854 N 1820 - 1838 N
Logie-Pert 304/1 Logie-Pert 1717 - 1819 N 1717 - 1819 N 1717 - 1801 N
Logie-Pert 304/2 Logie-Pert 1723 - 1730 N 1723 - 1728 N 1723 - 1730 N
Logie-Pert 304/3 Logie-Pert 1820 - 1854 N 1820 - 1854 N NIL
Lunan 305/1 Lunan 1654 - 1821 1654 - 1821 N 1783 - 1788 N
Lunan 305/2 Lunan NIL N 1716 - 1733 N 1736 - 1781 N
Lunan 305/3 Lunan 1820 - 1854 N 1820 - 1854 N 1844 - 1849 N
Lundie and Fowlis 306/1 Lundie and Fowlis 1667 - 1820 N 1677 - 1820 N 1685 - 1799 N
Lundie and Fowlis 306/2 Lundie and Fowlis NIL N 1669 - 1736 N 1723 - 1736 N
Lundie and Fowlis 306/3 Lundie and Fowlis 1820 - 1854 N 1820 - 1854 N 1829 - 1854 N
Mains and Strathmartin (also Dundee) 307/1 Mains 1635 - 1648 N 1635 - 1673 N NIL
Mains and Strathmartin (also Dundee) 307/2 Mains 1649 - 1740 N 1673 - 1740 N NIL
Mains and Strathmartin (also Dundee) 307/3 Mains 1740 - 1819 N 1740 - 1805 N 1746 - 1759 N
Mains and Strathmartin (also Dundee) 307/4 Strathmartin 1744 - 1819 N 1783 - 1819 N 1783 - 1789 N
Mains and Strathmartin (also Dundee) 307/5 Mains 1820 - 1854 N 1826 - 1854 N 1826 - 1854 N
Mains and Strathmartin (also Dundee) 307/6 Strathmartin 1820 - 1854 N 1820 - 1854 N NIL N
Maryton 308/1 Maryton 1716 - 1819 N 1739 - 1819 N 1743 - 1819 N
Maryton 308/2 Maryton 1820 - 1854 N 1820 - 1854 N 1820 - 1854 N
Menmuir 309/1 Menmuir 1701 - 1819 N 1702 - 1782 N NIL N
Menmuir 309/2 Menmuir 1820 - 1854 N 1848 - 1851 N NIL N
Monifieth 310/1 Monifieth 1562 - 1620 N 1560 - 1620 N NIL N
Monifieth 310/2 Monifieth 1621 - 1649 N 1621 - 1649 N NIL N
Monifieth 310/3 Monifieth 1649 - 1780 N NIL N NIL N
Monifieth 310/4 Monifieth Karen Fraser 1781 - 1819 Complete 1,564 NIL NIL
Monifieth 310/5 Monifieth NIL 1649 - 1819 N 1659 - 1804 N
Monifieth 310/6 Monifieth 1820 - 1854 N 1820 - 1854 N 1833 - 1854 N
Monikie 311/1 Monikie 1613 - 1667 N 1613 - 1667 N 1613 - 1660 N
Monikie 311/2 Monikie 1668 - 1717 N 1668 - 1717 N 1703 - 1717 N
Monikie 311/3 Monikie 1719 - 1819 N 1717 - 1819 N 1783 - 1819 N
Monikie 311/4 Monikie NIL N NIL N 1717 - 1733 N
Monikie 311/5 Monikie 1820 - 1854 N 1820 - 1854 N 1820 N
Monikie 311/6 Monikie NIL N NIL N 1842 - 1854 N
Montrose 312/1 Montrose 1615 - 1674 N NIL N NIL N
Montrose 312/2 Montrose 1670 - 1696 N NIL N NIL N
Montrose 312/3 Montrose 1697 - 1732 N NIL N NIL N
Montrose 312/4 Montrose 1733 - 1782 N NIL N NIL N
Montrose 312/5 Montrose 1782 - 1819 N NIL N NIL N
Montrose 312/6 Montrose NIL N 1633 - 1755 N NIL N
Montrose 312/7 Montrose NIL N 1756 - 1819 N NIL N
Montrose 312/8 Montrose NIL N NIL N 1670 - 1766 N
Montrose 312/9 Montrose NIL N NIL N 1767 - 1819 N
Montrose 312/10 Montrose 1820 - 1854 (separate index) N NIL N NIL N
Montrose 312/11 Montrose NIL N 1820 - 1854 N NIL N
Montrose 312/12 Montrose NIL N NIL N 1820 - 1854 N
Montrose 312/14 Montrose NIL N NIL N 1634 - 1645 N
Murroes 313/1 Murroes 1698 - 1819 N 1717 - 1819 N NIL N
Murroes 313/2 Murroes NIL N 1699 - 1790 N 1705 - 1790 N
Murroes 313/3 Murroes 1820 - 1854 N 1820 - 1851 N NIL N
Newtyle 314/1 Newtyle 1685 - 1819 N 1685 - 1819 N 1773 - 1786 N
Newtyle 314/2 Newtyle 1820 - 1854 N 1820 - 1854 N NIL N
Newtyle 314/3 Newtyle NIL N NIL N 1757 - 1771 N
Oathlaw 315/1 Oathlaw 1717 - 1746 N 1717 - 1746 N 1730 - 1742 N
Oathlaw 315/2 Oathlaw 1747 - 1819 N 1747 - 1819 N 1783 - 1790 N
Oathlaw 315/3 Oathlaw 1820 - 1854 N 1820 - 1854 N NIL N
Panbride 316/1 Panbride 1693 - 1819 N NIL N NIL N
Panbride 316/2 Panbride NIL N 1771 - 1819 N 1771 - 1819 N
Panbride 316/3 Panbride 1820 - 1854 N 1829 - 1854 N NIL N
Panbride 316/4 Panbride NIL N 1820 - 1829 N NIL N
Rescobie 317/1 Rescobie 1688 - 1819 N 1707 - 1819 N 1685 - 1791 N
Rescobie 317/2 Rescobie 1820 - 1854 N 1820 - 1854 N NIL N
Ruthven 318/1 Ruthven 1744 - 1819 N 1744 - 1819 N 1744 - 1798 N
Ruthven 318/2 Ruthven 1820 - 1854 N 1820 - 1854 N NIL N
St Vigeans 319/1 St Vigeans Anne Fish 1669 - 1789 Complete 3,671 1669 - 1789 Complete 873 NIL N
St Vigeans 319/2 St Vigeans Anne Fish 1790 - 1819 Complete 3,987 NIL N NIL N
St Vigeans 319/3 St Vigeans Anne Fish NIL N 1790 - 1819 Complete 1261 NIL N
St Vigeans 319/4 St Vigeans Anne Fish 1820 - 1845 Complete 4,542 1820 - 1845 Complete 1,921 NIL N
St Vigeans 319/5 St Vigeans Anne Fish 1846 - 1854 Complete 1,660 1846 - 1854 Complete 863 1836 - 1848 Complete 547
Stracathro 320/1 Stracathro 1709 - 1819 N 1709 - 1819 N NIL N
Stracathro 320/2 Stracathro 1820 - 1854 N 1820 - 1854 N NIL N
Tannadice 321/1 Tannadice 1693 - 1768 N 1717 - 1768 N 1722 - 1773 N
Tannadice 321/2 Tannadice 1742 - 1819 N NIL N NIL N
Tannadice 321/3 Tannadice 1820 - 1854 N NIL N NIL N
Tealing 322/1 Tealing 1599 - 1699 N 1599 - 1698 N 1600 - 1625 N
Tealing 322/2 Tealing 1703 - 1726 N 1703 - 1726 N 1704 - 1725 N
Tealing 322/3 Tealing 1730 - 1819 N 1730 - 1819 N NIL N
Tealing 322/4 Tealing NIL N 1730 - 1757 N 1730 - 1797 N
Tealing 322/5 Tealing 1820 - 1854 N 1820 - 1854 N NIL N
© 1998-2010 The website, its layout, search engine, and database are copyright by the Trustees of FreeBMD, a charity registered in England and Wales, Number 1096940.
We make no warranty whatsoever as to the accuracy or completeness of the FreeREG data. Use of the FreeREG website is conditional upon acceptance of the Terms and Conditions