It would be Lucus's
It is 'Lucas'. Joe Lucas, Nick Lucas, Kevin Lucas and Frankie Lucas.
lucas
Nathan
Eugene
Their last names are Lucas. Nick Lucas is played by Nick Jonas, Joe Lucas is played by Joe Jonas, and Kevin Lucas is played by Kevin Jonas.
oldsmobile starfire
Matthew Richard 'Matt' Lucas is best known for the show 'Little Britain'. 'Little Briitain' is a comedy sketch show about British people. The show has been often criticised, however, is very popular all around the world.
The possessive form of the first name "Lucas" is "Lucas's".
Ted Lucas's birth name is Theodor Lucas.
Amanda Lucas's birth name is Lucas, Amanda.
Lucas Gridoux's birth name is Lucas Grimberg.
Lucas Till is his real name. His full name is Lucas Daniel Till.