William Jayne is an American actor best known for playing Actor in the film Just One of the Guys.
Popularity is based on reader activity and boosts.
10 Quick Facts About William Jayne
- Full Name: William Jayne
- Nationality: American
- Profession: Entertainer
- Known For: The film Just One of the Guys
- Place of Birth: Flushing, New York
- Birth Year: 1969
- Marital Status: Divorced
- Children: Miles
- Popular As: Billy Jacoby
- Specialization: Actor, Director, and Musician / Singer

William Jayne Age
William Jayne is about 57 years old as of 2026. William Jayne was born in 1969.
Career & Work
William Jayne's career includes acting and entertainment roles with Parker Lewis Can't Lose and Just One of the Guys.
Rise to Fame
William Jayne rose to prominence for his role in the film Cujo.
Notable Works
Notable screen roles include Just One of the Guys, Parker Lewis Can't Lose, and The Beastmaster.
Television
- TV Show: Parker Lewis Can't Lose (Actor, 1990-1993)
Film
- Film: Just One of the Guys (Actor, 1985)
- Film: The Beastmaster (Actor, 1982)
- Film: Cujo (Actor, 1983)
Awards & Achievements
- Young Artist Award for best young actor in a television series — Young Artist Foundation — It's Not Easy
William Jayne Family & Relationships
William Jayne is divorced. He has 1 child, Miles.
- Siblings:
- Scott Jacoby
- Robert Jayne
- Susan Jayne
- Laura Jacoby
- Children:
- Miles
Personal Information
- Full Name: William Jayne
- Popular As: Billy Jacoby
- Gender: Male
- Occupation: Entertainer
- Nationality: American
- Living Status: Alive
Birth & Background
- Birth Year: 1969
- Place of Birth: Flushing, New York
Family & Relationships
- Siblings: 4 siblings
- Marital Status: Divorced
- Children: Miles
Net Worth & Income
- Salary: $45K - $188K (Est)
- Net Worth: $375K - $3.8M (Est)
- Source of Income: Entertainment work, appearances, endorsements, and related ventures
Related Biographies
- Scott Jacoby (Sibling)
- Robert Jayne (Sibling)
- Susan Jayne (Sibling)
- Laura Jacoby (Sibling)
- April Jayne (Ex-wife)
- Miles (Child)









