O Linneen - Irish / Ua Luinin. An Erenagh Sept / Family branch, who had their territory in Co. Fermanagh in the south - west of the Ulster Province. Ua Leannain was also used as a synonym and many also changed to Leonard. See also Lennon.

O Linnegar. Used as a variant for O Linneen, which see, in Co. Fermanagh in the south - west of the Ulster Province.

Linnet. See - Lynott.

Linsky. See - Lynskey.

Lint. See - Skelton.

Linton. English toponymic origins. Used to abbreviate Mac Clinton, which see. See also Glendon.

Lions -

Lipsett / Lipsitz. German origins. They were in Co. Donegal in the north - west of the Ulster Province since the early 18th Century AD.

O Lira -

Mac Lise. A Heremonian Ui Cobhthaigh Dal Cuinn Colla da Crioch Siol Daim Argait (Ui Cremthainn) Clann Lugainn Sept / Family branch. who had their territory in Co. Derry in the north - east of the Ulster Province. Especially see - Mac Aleese. There are many variants with the actual Mac Lise being from the Scottish Highlands who were previously known as Mac Leish who where in Co. Cork in Desmond / Southern Munster.

Lisle. See - Lyle.

Lister. Used to abbreviate Mac Alister, which see.

Lister. Scottish origins. Used for Fletcher, which see - Gaelic / Mheic an Leastair in the Ulster Province.

Lister. Used as a synonym for St. Leger, which see, in Co. Kildare in Central Southern Leinster.

Lister / Lester / dyer / de Leycester. English origins -

Liston / de Lexinton. Anglo Norman origins. They have been in Co. Limerick in the mid - north - west of the Munster Province since the 13th Century AD.

Little. English name. Used as a synonym for Begg, Beggane, Biggane and Petty / Pettit, which see.

Littleton. Synonymous with Little and Beggane, which see, in Co. Down in the south - east of the Ulster Province.

Litton. English toponymic origins. They were in Co. Meath in the south - east of Northern Leinster in 1420 AD and later nearby in Co. Dublin in the north - east of Southern Leinster since 1692 AD.

Mac Liveen - Irish / Mheic Giolla Mhin. A Sept / Family branch, who had their territory in the south of Co. Down in the south - east of the Ulster Province.

Livett. See - Lyvet.

Livingstone. They were in the Ulster Province. See also - Levens.

Lloyd or Loyd. See - Floyd.

O Loan or O Loane - Irish / Ua Luain - luan / hound or warrior. A Sept - Family branch, who had their territory in Co. Tyrone in Central Ulster.

O Loan or O Loane or  O Loon or O Luan or O Lamb or O Lambe - Irish /  Ui Luain- luan / hound or warrior. A Heremonian Ui Cobhthaigh Dal Cuinn Colla da Crioch Cenel Rochada Fernmag (Fer Fermaighe) Farney Sept / Family branch, who had their territory at Farney in Co. Monaghan in Southern Ulster in the kingdom of Orghialla / Airghialla / Oriel. Some changed to Lamb and Lambe by mistranslation of uan / lamb. Ancestors - *107.Lethlobar, *106.Fogartach, *105.Murray / Muiredach, *104.Laidgnen, *103.Fogartach, *102.Duncan / Donncuan, *101.Fogartach, *100.Ruadrach, *99.Maoilfothartaigh, *98.Artrach, *97.Aitheachda, *96.Mailduib, *95.Maoilfothartaigh, *94.Cronan, *93.Fergus, *92.Nadsluaig,*91.Cairpre "Daim Argait," *90.Eochy / Echach, *89.Criffan / Crimthainn "Leith" / "Lethan," *88.Feicc, *87.Dega "Duirn," *86.Rochad / Rochatha, *85.Murray / Muiredach "Colla da Crioch" / "Focrith" - of the Two Countries, *84.Eochy / Echu "Doimhlen," *83.Cairbre "Liffeachair" the 116th King of Tara / Ireland.  

Loch. See - Lough.

O Lochrane. See - O Loughrane.

Locke. English origins. They have bee in Ireland since the 16th Century AD.

Lockhart -

Lodge -

Loe -

Loftus. Used as a synonym for Loughnane, which see, in Co. Mayo in the mid - west of the Connacht Province.

Loftus. English origins. They were in Ireland in the 16th Century AD.