Michael J. Fox wished his eldest child a happy birthday. He shares four children — son Sam, and daughters Aquinnah, Schuyler and Esmé with his wife Tracey Pollan.

For his birthday, Michael J. Fox shows on Instagram how much he loves his son. The "Back to the Future" star gushes about Sam ...

Michael J. Fox shared a heartfelt message to his son Sam on his 36th birthday that had fans saying the same thing ...

Michael J. Fox is a proud father of four. It comes as no surprise that on May 30, he posted a happy birthday message to his eldest child and only son via Instagram.

Revered Actor, 63, Has Fans Doing a Double-Take Posing With Lookalike Son for Special Day originally appeared on Parade.