| A'bear (A160) | Wargrave, Berkshire | 1500 | 1900 | marquette |
| Abbey, Abby (A110) | Broughton by Brigg, Lincolnshre | 1660 | 1760 | ElizabethHerts |
| Abbott (A130) | Barnoldswick, Yorkshire | 1850 | 1950 | Jill |
| Abel (A140) | East Yorkshire | 1700 | 1900 | Janet in Yorkshire |
| Abrahams (A165) | Birmingham | 1700 | 1900 | Canucky Woman |
| Abramovich (A165) | West Ham Woolwich | 1850 | 1890 | nikkib |
| Ackers (A262) | Manchester, Lancashire | 1700 | 1900 | marquette |
| Adams (A352) | astley / myddle - shropshire | 1750 | 1900 | garstonite |
| Adams (A352) | Barham, Suffolk | 1800 | 1850 | Katarzyna |
| Adams (A352) | Baylham, Suffolk | 1679 | 1800 | Katarzyna |
| Adams (A352) | Ipswich, Suffolk | 1840 | 1911 | Katarzyna |
| Adams (A352) | Malborough, Devon | 1550 | 1850 | Phoenix |
| Adams (A352) | West Haddon, Northamptonshire | 1500 | 1900 | nikkib |
| Addington (A352) | holcot, Northamptonshire | 1600 | 1850 | nikkib |
| Addison/Adderson (A325) | Stoke Goldington,Bucks. | | | vita |
| Admons (A355) | Berkshire | | | Nona |
| Adnams (A355) | Berkshire | | | Nona |
| Aldred (A436) | Gt Yarmouth | 1650 | 1700 | Guinevere |
| Aldred (A436) | Lowestoft | 1700 | 1800 | Guinevere |
| Aldridge (A436) | Buckinghamshire - Chesham | 1790 | 1860 | |
| Aldridge (A436) | HAWRIDGE, CHOLESBURY, CHESHAM BUCKS | 1800 | 1860 | j9diabolo |
| Aldridge (A436) | Marlebone, Middlesex | 1830 | 1870 | j9diabolo |
| Aldridge (A436) | West Wycombe, Buckinghamshire | 1780 | 1830 | Merry |
| Alexander (A425) | Lancashire | 1835 | 1930 | ElizabethHerts |
| Alexander (A425) | Wiltshire, Berkshire | 1700 | 1830 | ElizabethHerts |
| Algie (A420) | Glasgow & Renfrewshire, Scotland & Donegal, Ireland | | | Vivian |
| Allcock (A422) | heaton norris | 1750 | 1870 | garstonite |
| Allen (A450) | Ashby-de-la-Zouch, Leicestershire | 1805 | 1815 | Merry |
| Allen (A450) | Devon | | | mwalters20 |
| Allen (A450) | Lichfield and Burton-upon-Trent, Staffordshire | 1650 | 1870 | Merry |
| Allen (A450) | Uttoxeter, Staffordshire UK | 1806 | 1935 | JALimestonePlains |
| Allen (A450) | Waterford & Lancashire | | | allan1932 |
| Allen (A450) | william | 1818 | 1880 | Melnick |
| Allender (A453) | anywhere | 1700 | 1900 | Guinevere |
| Allin (A450) | Lindfield/Fletching | 1600 | 1800 | Jill |
| Allison (A425) | Herts | 1650 | 1750 | Oakum Picker |
| Allison (A425) | Sheffield | 1864 | 1911 | |
| Allison (A425) | Trawden, Lancashire | 1810 | 1885 | Jill |
| Allsopp (A421) | India | 1800 | 1900 | Jojob |
| Alt (A430) | Banerod, Nieder Moos, Germany | 1780 | 1850 | |
| Alt (A430) | Yass, Woodstock, Dundee, NSW | 1850 | 1910 | |
| Ames (A520) | Church Lawton, Cheshire | 1750 | 1800 | Merry |
| Ames (A520) | Lichfield, Staffordshire | 1750 | 1850 | Merry |
| Ames (A520) | Stratford-upon-Avon, Warwickshire | 1700 | 1800 | Merry |
| Amor (A560) | Wiltshire & Somerset | 1700 | 1922 | Sirenoftitan |
| Anderson (A536) | Glasgow | 1790 | 1761 | Tisnoti |
| Andrew (A536) | Cocking and Bepton, Sussex | 1550 | 1820 | ElizabethHerts |
| Andrew (A536) | Probus, Cornwall | 1600 | 1800 | ElizabethHerts |
| Andrew (A536) | Saddleworth area, Yorkshire | 1600 | 1850 | ElizabethHerts |
| Angliss (A524) | Mitcham, Surrey | 1800 | 1900 | Merry |
| Angus (A522) | East Lothian, Scotland | 1770 | | Sunny Kate |
| Annand (A553) | Banffshire, Aberdeen, Melbourne (Australia) | 1700 | 1900 | DavidByrne |
| Ansboro (A521) | India and Ireland | 1850 | 1950 | Tilly Mint |
| Anson (A525) | liverpool | 1880 | 1980 | garstonite |
| Anyon (A550) | neston cheshire | 1700 | 1850 | garstonite |
| Archer (A626) | Alcester, Warwickshire | 1750 | | Margaret in Burton |
| Archibald (A621) | Glass, Aberdeenshire, Scotland | 1750 | 1840 | ElizabethHerts |
| Ariel (A640) | Bristol | 1700 | 1900 | HarrysMum |
| Ariel (A640) | London | 1700 | 1900 | HarrysMum |
| Aris (A620) | Oxfordshire - Finmere | 1800 | | Langley Vale Sue |
| Armesby, Armsby, Armesbie (A652) | Bletchingdon, Oxfordshire | 1500 | 1700 | ElizabethHerts |
| Armit (A653) | Inverkeithing, Fife | 1750 | 1900 | Shona |
| Armitage (A653) | Huddersfield and surrounds Yorkshire | 1800 | 2013 | JALimestonePlains |
| Arnold (A654) | Herts | 1580 | 1750 | Oakum Picker |
| Arnold (A654) | St Marylebone, England | 1800 | | Tassie Devil |
| Ashbourn (A216) | Warwickshire | | | Mary from Italy |
| Asquith (A230) | Wonthaggi Victoria Australia / Yorkshire | 1900 | 1950 | LordByronBay |
| Astle (A234) | Burton-upon-Trent, Staffordshire | 1700 | 1850 | Merry |
| Atherton (A363) | Ramsbury, Wiltshire | 1896 | 1911 | Jill |
| Atkins (A325) | Yoxall, Staffordshire | 1760 | | Margaret in Burton |
| Atkinson (A325) | Barnoldswick, Yorkshire | 1830 | 1950 | Jill |
| Atkinson (A325) | Bishop Wilton | 1830 | 1900 | Janet in Yorkshire |
| Atkinson (A325) | Gisburn, Yorkshire | 1760 | 1850 | Jill |
| Atkinson (A325) | Leake, Lincolnshire | 1860 | 1890 | Michael |
| Atkinson (A325) | Liverpool, Lancashire, England | 1850 | 1970 | loudoniii |
| Atkinson (A325) | Sibsey, Lincolnshire | 1780 | 1860 | Michael |
| Atkinson (A325) | South Africa | 1850 | 2014 | loudoniii |
| Attree (A360) | Ardingly, Sussex | 1700 | 1800 | Jill |
| Attwood (A330) | Clutton, Somerset | 1840 | 1900 | Merry |
| Attwood (A330) | Staffordshire/Yorkshire | 1800 | 1990 | Jojob |
| Avery (A160) | Chichester, Sussex, UK | 1700 | 1820 | Christine in Herts |
| Avery (A160) | Speldhurst, Kent | 1765 | 1814 | |
| Axe (A200) | axeholm | 1500 | 1950 | teddybr |
| Ayling (A452) | Stedham, Sussex | 1600 | 1800 | ElizabethHerts |
| Ayshford (A216) | Devon - Holcome Rogus and Tiverton areas | 1700 | | Langley Vale Sue |