Joshua"Josh" McCallister is Kevin's cousin in Home Alone and son of Rob and Georgette McCallister.
Home Alone
Josh is first seen decorating the tree in his apartment.
Trivia
In a deleted scene, Josh has bigger seen with his dad Rob, his mom Georgette, and his 2 sisters Liz and Mickey and the rest of the McCallisters run into their welcome sign that said Joeyeux Welcome to Paris.