MEN
Adam – Adamh
Aeneas/Angus – Aonghas
Albert – Ailbeart
Alexander/Alick/Sandy – Alasdair
Allan/Alwyn/Aulay – Ailean or Amhlaidh
Alpin(e) – Ailpean
Alick/Alexander/Sandy – Alasdair
Andrew – [Gille]Aindreas/Anndra
Angus/Aeneas – Aonghas
Archibald/Celistinus – Gille-Easbuig/Gillespic
Archie – Eairdsidh
Arthur – Art/Artair
Ay/Hugh/Hugo/Odo/Otto/Eugene/Eugenius – Aodh or Uisdean or Eoghan
Bartholomew – Parlan
Benjamin – Bean
Bernard – Bearnard
Celestinus/Archibald – Gille-Easbuig/Gillespic
Charles – Tearlach
Christopher/Gilchrist – Crisdean or Gille-Chriosd
Colin/Colinus – Cailean or Malcolm
Coll – Colla
Daniel/Donald – Domhnull
David – Daibhidh/Da’idh
Dennis/Dionysius/Duncan – Donnchadh
Donald/Daniel – Domhnull
Dougall/Dugald – Dubghall
Douglas – Dughlas
Dugald/Dougall – Dubghall
Duncan/Dionysius/Dennis – Donnchadh
Edward/Evander/Ivar/Iver – Iomhair or Amhlaidh/Aulay
Eugene/Eugenius/Ewen/Evan/Owen/Hugh/Hugo/Ay/Odo/Otto – Eoghan or Aodh or Uisdean
Evander/Edward/Ivar/Iver – Iomhair or Amhlaidh/Auley
Ewen/Evan/Owen/Eugene/Eugenius/Ay/Hugh/Odo/Otto – Eoghan/Eobhan or Eoin or Aodh or Uisdean
Farquhar/Ferteth – Fearchar
Finlay/Philip – Fionnladh/Filip
Francis – Fraing/Frannsaidh
George – Deorsa/Seoras
Gilbert/Bricius – [Gille]Brighte
Gilchrist/Christopher – Gille-Chriosd/Crisdean
Gilles/Malise/Milesius/Myles – Gille-Iosa/Maoliosa
Godfrey – Goraidh/Guaidre
Graeme/Graham – Greumach
Gregory – Griogair
Hector – Eachann
Henry – Heandraidh or Eanruig
Hugh/Hugo/Ay/Odo/Otto/Eugene/Eugenius – Aodh or Uisdean or Eoghan
Isaac – Iosag
Ivar/Iver/Evander/Edward – Iomhair or Amhlaidh/Auley
James/Jacobus – Seamus/Hamish
John/Johan/Johannis – Iain/Eoin/Eoghan
Joseph – Iosaiph/Seosamh
Kenneth – Coinneach
Lachlan/Roland – Lachann/Lachlann
Lewis/Ludovick – Luthais or Gille-Domhnaich/Maoldonnich
Lorn – Laurin
Louis/Lewis – Luthais or Gille-Domhnaich/Maoldonnich
Ludovick/Lewis – Gille-Domhnaich/Maoldonnich or Luthais
Magnus – Manus
Malcolm/Colinus – [Gille]Colm/Calum/Calman/Colmin/Malcoluim
Malise/Milesius/Myles/Gilles – Maoliosa/Gille-Iosa
Martin – [Gille]Martain
Matthew – Matamh
Michael – [Gille]Micheil
Moses – Maois
Murdoch/Murdo/Maurice/Muricius – Muireadach/Muireach/Murcha
Myles/Milesius/Malise/Gilles – Maolmuire/Gille-Muire or Maoliosa/Gille-Iosa
Neil/Nigellus/Nigel – Niall
Nicol – Neacal
Norman – Thormod/Tormaid
Odo/Otto/Ay/Hugh/Hugo/Eugene/Eugenius – Aodh or Uisdean or Eoghan
Patrick/Peter – Padruig/Paraig/Para
Paul – Pol
Peter/Patrick – [Gille]Peadair/Malpeder or Padruig/Paraig/Para
Philip/Finlay – Filip/Fionnladh
Ranald/Ronald – Raonull/Ragnall
Richard – Ruaiseart
Robert – Raibeart
Roderick/Rory – Ruairidh
Ronald/Ranald – Raonull/Ragnall
Samuel/Somerled/Sorley – Somhairle
Sandy/Alick/Alexander – Alasdair
Sim – Simon
Solomon – Solamh
Thomas – Tomas/Tavish
Torquill – Torcall
Valentine/Wayland – Uailean
Walter – Bhaltair
Wayland/Valentine – Uailean
William – Uilleam
WOMEN
Agnes – Nessa or Aine (see Ann)
Agnes – Una
Agnes/Ann/Nanny/Nancy – Ain/Anna
Amelia – Aimil
Ann/Agnes/Nanny/Nancy – Aine/Anna
Annabella – Anabala
Barbara – Barabal
Beatrice – Beitris
Bel/Bella/Isabella/Isobel – Iseabal
Beth(oc)/Bethia/Becca/Rebecca/Sophia – Beathag
Betty/Elizabeth/Elspet – Beataidh or Ealasaid
Bridget – Bryde
Catherine/Katrin – Catriona
Celia/Cecilia – Sileas (which can also be Sheila/Sheelah, Geillis/Gillia, Julia)
Christian/Christina/Christy/Tina – Cairistine/Cairistiona
Clara – Sorcha/Soirge (which can also be Sarah/Sally)
Criosaidh – Chrissie
Devorgilla/Dorothy/Dolly – Derbhail/Diorbhall
Donaldina – Doileag
Dorothy/Dolly/Devorgilla – Derbhail/Diorbhall
Effie/Euphane/Eupemia/Phemie – Aoife or Aoirig/Oighrig
Elaine – Eilidh
Elizabeth/Elspet/Betty – Ealasaid or Beataidh
Ellen/Helen – Eilidh
Erica – Oighrig
Eve/Eva – Eubh or Aoibhe/Aoibhir
Finola/Fenella/Penuel/Penelope/Florence/Flora – Fionnlamh/Fionnghala/Fionnaghel
Florence/Flora/Finola/Fenella/Penelope/Penuel – Fionnlamh/Fionnghala/Fionnaghel
Geillis/Gillia – Sileas (which can also be Julia, Celia/Cecilia, Sheila/Sheelah)
Grace/Grissel – Graine or Giorsal
Grissel/Grace – Giorsal or Graine
Hanna – Una (which can also be Winifred)
Helen/Ellen – Eilidh
Isobel/Isabella/Bel/Bella – Iseabal
Jane/Jean – Sine
Janet/Jessie – Seonaid
Jeannie – Sionaig
Jenny – can stand for Jane/Jean or Janet
Jessie – usually stands for Janet (but sometime Jane/Jean)
Joan/Joanne – Seonaig
Julia – Sileas (which can also be Celia/Cecilia, Sheila/Sheelah, Geillis/Gillia)
Kate – Ceit
Katrin/Catherine – Catriona
Kirsty (see also Christy for Christian/Christina) – Ciorstaidh
Laura – Reullura
Lucy/Luisa – Liusaidh/Luthaisea
Margaret (see also Peggy) – Mairead/Mairghread/Mairearad (which can also be Marjory)
Marion – Muireal/Mureall (which can also be Murial)
Marjory (sometimes confused with Margaret) – Marsailidh/Marsali
Martha – Moireach (which can also be Morag)
Mary (see also Polly, Sarah/Sally, and Morag) – Mairi/Muire/Moire/Mor
May – Maili
Miriam – Mairi/Muire/Moire/Mor
Morag (see Mary and Sarah) – Moireach (which can also be Martha)
Muriel – Muireal/Mureall (which can also be Marion )
Nancy/Nanny/Ann/Agnes – Aine/Anna
Oonagh – Una
Peggy (see also Margaret) – Peigi
Penelope/Penuel/Fenella/Finola/Florence/Flora – Fionnlamh/Fionnghala/Fionnaghel
Phemie/Euphemia/Eupane/Effie – Aoife
Polly (see also Mary, Sarah/Sally, and Morag) – Mairi/Muire/Moire/Mor
Rachael – Rachail/Raonaid/Raoghnailt
Rebecca/Becca/Bethia/Bethoc/Sophia – Beathag
Sarah/Sally (see Mary & Morag) – Sorcha/Soirge (which can also be Clara)
Sheena – Sine
Shelia/Sheelah – Sileas (which can also be Geillis/Gillia, Julia, Celia/Cecilia)
Sophia/Rebecca/Becca/Bethia/Bethoc – Beathag
Susan – Siusaidh
Tina (for Christina etc.) – Cairistine/Cairistiona
Winnifred – Una (which can also be Hanna)