George Mark Collie (born January 18, 1956) is an American singer, songwriter, musician, actor, producer and tireless advocate and fundraiser for Type 1 diabetes study. He has won awards and acclaim for his music, his acting and his philanthropy. His singing career has included five major-label albums: four for MCA Nashville and one for Giant Records. Sixteen of his singles have charted on Hot Country Songs, including the top ten hits "Even the Man in the Moon Is Cryin'" and "Born to Love You". Collie has also written songs for Aaron Tippin, Garth Brooks, Tim McGraw, and JT Hodges.

His acting career includes roles in Fire Down Below, The Punisher, and Kill Switch.