Sponsored Links Seth Henderson dating Whom? Seth Henderson is currently single Seth Henderson Complete Dating History Add new Post Sponsored Links Seth Henderson wiki Login to Edit Bio: Fashion designer most recognized for winning the seventh season of Project Runway. He grew up in Washington and always sketched and designed as a child.Date of Birth: 01 Mar, 1970Zodiac Sign: PiscesPlace of Birth: San Diego, California, United StatesAge: 54 years oldProfession: Fashion Designer Show more bio data > Seth Henderson Latest Videos