Suggestions by @mikeypascual

Edward Braddock (Assassin's Creed)

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Daniel Edwards (Battlefield)

as British in Fictional Characters/Actors/Actresses by heritage (My Version)

Bartholomew Roberts (Fate)

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Bartholomew Roberts (Assassin's Creed)

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Anne Bonny

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Queen Maeve (Margaret Shaw)

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Blackbriar Thorn

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Soap MacTavish

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Wolfsbane

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Silver Banshee

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Edward Kenway

as Celtic in Fictional Characters/Actors/Actresses by heritage (My Version)

Captain Price (Call of Duty)

as British in Fictional Characters/Actors/Actresses by heritage (My Version)

Atom Smasher

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Legion (Marvel)

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Kitty Pryde

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Melissa Gold/Songbird

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

The Thing (Ben Grimm)

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Doctor Manhattan

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Ragman

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)

Isabella Garcia-Shapiro

as Jewish in Fictional Characters/Actors/Actresses by heritage (My Version)