foil, trefoil:3

Argent, a bend sinister and in canton three trefoils vert. James de Sommerville (12/2008 Calo)

Argent, a bend sinister between a wolf's head couped contourny gules and three trefoils vert. Sláine inghean Mhictíre (12/2000 Anst)

Argent, a catamount passant reguardant sable and in base three shamrocks, a bordure embattled vert. Catriona Heather MacLochlainn (5/2001 Anst)

Argent, a Celtic cross sable between three shamrocks vert. Seamus O Shea (4/2003 Anst)

Argent, a chevron cotised sable between three trefoils azure. William de Logan (11/2010 AnTi)

Argent, a cross formy gules, on a chief sable three trefoils, each within and conjoined at the base to an annulet argent. Christopher of Silveroak (7/1993 Caid)

Argent, a fox courant contourny sable between three trefoils vert, a bordure embattled sable. Simkin Colfox (1/1996 Atla)

Argent, a fox courant to sinister gules between three trefoils vert. Fergus Mac Ruaidhri Ghlais (10/1991 Calo)

Argent, a horse rampant contourny gules crined sable and on a chief azure three trefoils pierced argent. Gráinne inghean Chonaill uí Eachadha (9/2005 Drac)

Argent, a popinjay close affronty, head to dexter, on a chief vert three shamrocks argent. Ceridwen du Bois du nord (6/1999 Midd)

Argent, a tyger rampant gules, on a chief vert three trefoils Or. Natal'ia Volkovicha (6/2006 AnTi)

Argent, an urchin statant proper, on a chief vert, three trefoils Or. Elizabeth Severn (6/1987 West)

Argent, on a chevron azure between three shamrocks vert, three decrescents argent. Kaðlín Sveinsdóttir (7/2004 Midd)

Argent, on a fess sable between three leopards faces caboshed gules, three trefoils slipped Or. Brandub Mag Oireachtaigh (8/1998 East)

Argent, on a pall between three shamrocks vert, a crescent Or. Padraig Brian Muadhan (8/1990 Atla)

Argent, three shamrocks gules and on a chief sable two Maltese crosses argent. Llywel Silverserpent of the Misty Moors (12/1985 Caid)

Argent, three trefoils slipped a bordure vert. Kiara Loftus (9/1997 Outl)

Argent, three trefoils vert and a chief embattled gules. Ailis ingen uí Donnubáin (2/2002 AEth)

Argent, two chevronels between three shamrocks gules. John Ruxton (7/2009 East)

Azure, a cat sejant erect and on a chief engrailed argent three trefoils vert. Dailfind inghean uí Ruairc (4/2008 Anst)

Azure, a cross bottony fitchy between three trefoils argent. Llywelyn Hael ap Cydifor (9/2003 Atla)

Azure, a dog's head couped contourny between three mullets and on a chief argent three shamrocks vert. Shannon inghean Bhriain uí Dhuilleáin (7/2005 Caid)

Azure, a duck rising wings elevated and addorsed and on a chief argent three shamrocks vert. Helvig Ulfsdotter (1/1998 Drac)

Azure, a fess between three trefoils and a lion's head cabossed argent. Flannacán Ó Duinnín (6/2002 Aten)

Azure, a horse salient argent spotted sable, on a chief Or three shamrocks vert. Alethea MacNaradhaigh (6/1995 Caid)

Azure, a lion's head cabossed Or, maned argent, in chief three shamrocks Or. Kaitlyn O'Mallin (4/1991 West)

Azure, a pall between three trefoils Or. Oliver Wytyngton (5/1999 Outl)

Azure, a sun, on a chief indented argent three shamrocks azure. Dougal McCracken (1/2000 Outl)

Azure, a swan argent and in base three shamrocks bendwise Or. Richard de Derby (9/2010 AEth)

Azure, a sword palewise inverted and on a chief enarched argent, three trefoils slipped azure. Patrick Cei MacBrian (2/1989 Calo)

Azure, chapé-ployé argent, a label of three points, a unicorn's head couped sable, and an oak tree eradicated above in base three shamrocks two and one Or. Aldrich Atwater (4/1985 Meri)

Azure, in pale a stag trippant and a mullet of nine points Or, on a bordure argent three shamrocks vert. Áedán Ó Díomasaigh (1/2012 Trim)

Azure, on a chevron between three harps Or three trefoils vert. Gareth of Eastbrook (4/2000 AnTi)

Azure, on a chevron doubly cotised argent three trefoils vert. Caitríona inghean mhic Lochlainn (3/2011 Anst)

Azure, on a fess argent between three trefoils slipped and a crescent Or, a lion couchant gules. Ciaran Kirriemuir Androssoun (11/1988 Caid)

Azure, on a fess nebuly between an open book argent, leathered Or, and a serpent nowed erect Or three shamrocks vert. Catriona of Rathcroghan (11/1980 West)

Azure, on a fess wavy between a compass and a sheaf of three arrows Or three trefoils vert. Colin Wynthorpe (5/1985 Caid)

Azure, three bezants, each charged with a shamrock vert, within a bordure Or. Caolbhach MacCostello (12/1984 Midd)

Azure, two seahorses in fess between three shamrocks Or. Áine ingen huí Néill (8/2007 AnTi)

Gules, a cross moline and on a chief doubly enarched Or, three shamrocks vert. Anastasia Seraphine (9/1992 Anst)

Gules, a dragon rampant maintaining an axe, on a chief argent three trefoils gules. Torvald Asmundarson (8/1990 Midd)

Gules, a hollyhock flower argent, on a chief Or three shamrocks vert. Megan Althea of Glengarriff (10/1992 AnTi)

Gules, a horse's head erased and on a chief indented argent three shamrocks vert. Michaelis Provost (8/1992 Meri)

Gules, a lion dormant between three trefoils and a bordure embattled Or. Sesildi Garces de Leon (5/2005 Trim)

Gules, a seal sejant contourny, and on a chief Or three shamrocks vert. Emelyne O'Toole (12/1993 East)

Gules, on a bend argent between two crescents and a tree Or three shamrocks palewise vert. Ezabel de Vaux (5/2000 Outl)

Gules, on a chevron argent between two natural tigers sejant respectant argent striped sable and a bow nocked with an arrow argent three shamrocks gules. Eibhilín Núinnseann (3/2011G)

Gules, on a sinister hand argent three shamrocks one and two vert. Tadhg Sotal Ó Néill (9/2010 AEth)

Gyronny purpure and Or, an annulet sable and on a chief argent three shamrocks vert. Haakon Thorgilsson (3/1992 Outl)

Lozengy argent and azure, on a pale vert three trefoils inverted argent. Bríg ingen Betháin (8/2000 AnTi)

Or, a black brindle Irish wolfhound's head erased reversed proper between three shamrocks vert. Buadhach the Houndmaster (8/1979)

Or, a club sable between three shamrocks vert. Seán Tioránach mac Conmara (11/1994 Caid)

Or, a dragonfly gules and in chief three trefoils all within a bordure azure. Runa Ketilsdóttir (1/2003 Calo)

Or, a pall inverted between three trefoils azure. Allan of Moffat (4/1994 Meri)

Or, a pall sable between three shamrocks stems to center vert, a bordure sable. Joseph Walter McFadden (8/2000 Aten)

Or, a serpent nowed vert and on a chief gules three trefoils Or. Fionnghuala inghean Diarmada (5/2002 AEth)

Or, on a bend between two trefoils in fess and another azure a roach fish argent. Gwendolyn of Basing (7/1980 East)

Or, on a chevron purpure between three shamrocks vert four shamrocks Or, a bordure engrailed vert. Síle of Limerick (6/2000 Meri)

Or, on a fess between three shamrocks vert, those in chief in chevron inverted, a shamrock Or. Brígh inghean uí Shéaghdha (3/2003 West)

Or, on a pall inverted purpure between three boar's heads couped sable, three trefoils Or. John of the Angels (5/1996 Caid)

Paly vert and argent, on a chief argent three trefoils purpure. Michael of Galicia (4/2001 Loch)

Per bend argent and purpure, a bend counterchanged and in sinister chief three trefoils vert. Geillis inghean Phóil uí Shirideín (6/2008 Outl)

Per bend embowed azure and argent, in dexter base three shamrocks vert. Fiona of Annandale (8/1999 Drac)

Per bend sinister gules and azure, on a bend argent three shamrocks palewise vert. Gráinne inghean Bhriain mhic Néill (10/2005 Trim)

Per chevron argent and gules, three shamrocks and a tower counterchanged. Rory MacLellan (8/1998 East)

Per chevron argent and vert, three trefoils one and two vert. Siobhán inghean uí Dhomnaill (4/2001 Anst)

Per chevron gules and argent, in base three trefoils one and two sable and a chief ermine. Diego Antonio de Palma (5/2011 Caid)

Per chevron inverted vert and argent, a lion sejant Or and three trefoils vert. Brigit ingen ui Chillini (11/2008 Arte)

Per chevron Or and sable, three shamrocks, one and two, and a breadloaf counterchanged. Catlin Siobhán McNulty (10/1992 Midd)

Per chevron Or and vert, in chief three trefoils in fess and in base in saltire a viol surmounted by a bow, all counterchanged. Elvira the Invisible (11/1980 Aten)

Per chevron vert and Or, two quill pens in chevron nibs to chief Or and a cat's head cabossed sable, on a chief Or three trefoils vert. Bríg ingen Érennaigh (8/2000 Atla)

Per fess argent and vert, a stag trippant proper between three trefoils counterchanged. Diarmaid McConnell (2/2003 Atla)

Per pale argent and sable, two unicorn's heads erased respectant counterchanged, on a chief vert three shamrocks argent. Connar O'Morris Greywolf (2/1991 West)

Per pale gules and sable, a dragon segreant tail nowed maintaining a lyre Or, and on a chief argent three shamrocks vert. Ailín nic an Bháird (9/1997 Meri)

Per pale gules and vert, in chevron an axe argent hafted proper and a needle inverted and on a chief argent three trefoils vert. Thorin vorðr Ó Séaghdha (6/2006 Caid)

Per pale Or and sable, on a chevron argent between three fleurs-de-lys counterchanged, three trefoils vert. Raghnailt inghean Dhuillean (12/2000 Atla)

Per pale Or and vert, in saltire two quill pens and on a chief three shamrocks counterchanged. Brigit Carruthers (11/2008 Atla)

Per pale vert and argent, a chevron wavy between three trefoils all counterchanged. Darerca Ní Dhonndubháin (9/1995 East)

Per pale vert and argent, on a chevron inverted cotised three trefoils palewise counterchanged. Catriona Muireaghan of Carlingford (9/1985 Meri)

Per pale vert and sable, a rabbit sejant and on a chief embattled argent, three shamrocks vert. Erin O Buaghelly (1/1997 Midd)

Per saltire vert and Or, a Celtic cross counterchanged, on a chief Or three trefoils slipped vert. Maire Bridgit ni Mhoire O'Meagher (9/1986 Aten)

Purpure, a horse rampant and on a chief nebuly argent three trefoils sable. Elisant of Caerthe (8/2005 Outl)

Purpure, a raven displayed and on a chief Or three trefoils vert. Robert O'Mora (5/2005 AnTi)

Purpure, a squirrel contourny maintaining an acorn and on a chief argent three trefoils purpure. Violet Gray (10/2011 East)

Purpure, on a bend bretessed Or three trefoils palewise vert. Gunnarr Brunwulf (4/1995 AnTi)

Purpure, on a pale invected argent, three shamrocks vert. Alison Bonaventure (5/1991 West)

Purpure, on a plate a stag's head erased sable, on a chief embattled argent three shamrocks purpure. Aurnia of Carrigogunnel (12/1990 West)

Quarterly Or and argent, a griffin passant contourny azure and in chief three trefoils vert. Órlaith inghean Néill Mhóir uí Cheallacháin (11/2005 West)

Quarterly vert and sable, a Celtic cross and on a chief Or three trefoils vert. Brendon O'Brien (11/2011 Atla)

Sable, a Celtic cross and on a chief doubly enarched Or three shamrocks vert. Pádraigín Ó hIfearnaín (7/2004 Arte)

Sable, a chevron vert fimbriated and on a chief wavy argent three shamrocks vert. Mauda McClain (11/2006 Arte)

Sable, on a bend cotised between two Celtic crosses Or, three shamrocks palewise vert. Ríoghnach ní Dhomhnaill (8/1998 Caid)

Sable, on a chevron argent three trefoils vert, in base a heart argent. Christine McDavid (3/2007 East)

Sable, three trefoils Or. Elayne Montjoy (2/2002 Loch)

Vert, a Celtic cross and on a chief embattled Or three trefoils vert. Áine of Three Towers (11/2005 Midd)

Vert, a compass star within and conjoined to an annulet, and on a chief Or three shamrocks vert. Eógan Cú Chaille (2/1996 Caid)

Vert, a crossbow bent palewise and on a chief argent, three shamrocks slipped vert. Bryan mac Dhughaill an Boghadair (2/1985 East)

Vert, a horse salient to sinister argent, on a chief Or three trefoils vert. Padraig mac Nechtain (2/2006 Atla)

Vert, a seahorse argent and on a chief Or three shamrocks vert. Onóra inghean Chonaill (5/2007 AEth)

Vert, a skull between three shamrocks one and two argent. Connar O'Morris Greywolf (3/1995 West)

Vert, a sword inverted proper sustained by two dragons combattant argent, on a chief argent three trefoils purpure. Anna Christine Espen (11/1994 Caid)

Vert, a triquetra and on a chief Or three shamrocks vert. Áine inghean Fhlaithimhin (7/2004 AEth)

Vert, a winged ram rampant argent, on a chief argent three shamrocks vert. Caiterína inghean Chathail (8/1998 Outl)

Vert, on a bend between two coneys salient argent three trefoils slipped palewise vert. Dathi O'Cooney (1/1991 Anst)

Vert, on a bend between two unicorns combatant argent three trefoils palewise vert. Sáerlaith inghean Robeaird (10/2008 Outl)

Vert, on a bend cotised between two Maltese crosses argent three shamrocks palewise vert. Ruppert Kuster (4/2010 Meri)

Vert, on a pale between two Irish harps Or three shamrocks vert. Brigid ní Ghrádaigh (6/1996 Midd)

Vert, three ivy leaves conjoined in pall inverted within an annulet between three shamrocks and in chief a label dovetailed of five points Or. Daniel Ó Céileachair (10/2002 Anst)

Vert, two needles in saltire, points to base, within a bordure nebuly argent, charged with three trefoils slipped vert. Elaina von Mannheim (1/1985 East)

Vert, two poleaxes in saltire and on a chief argent three trefoils vert. Martan mac Alasdair (3/2011 Atla)