mystery date
The same as it was in Santa Clause 1 and Santa Clause 2. The actor's name was Tim Allen, and the character's name was Scott Calvin.
It was Tim Allen
Vixson
Santa was Scott Calvin, who was played by Tim Allen in all three Santa Clause movies. Tim Allen replaced Santa Claus after accidentally startling the original Santa, causing him to fall off of his roof. Tim Allen plays Santa Claus in The Santa Clause 1,2, and 3.
Before becoming Santa, he was Scott Calvin.
Tim Allen played Santa in the "Santa Clause" movie series.
If you mean the Tim Allen Santa Clause movie the name of the character your wondering about is Judy.
Tim Allen
Tim Allen became Santa in the movie by putting on the red Santa suit when scared off balance when Santa was on the house. The suit was magical enough to change him into Santa!
Timothy Allen Dick
Santa Claus was played by Tim Allen in a series of movies called The Santa Clause.