Christopher Masterson

Christopher Masterson, Danny’s Older Brother, Is Perhaps the Most Well-Known of the Siblings.

Jordan Masterson, Danny’s Half-Brother, Has Pursued a Different Path.

Alanna Masterson, Danny’s Half-Sister, Has Carved Her Own Niche in the Acting World.

He Is Danny’s Half-Brother, Born in 1987 to Peter and His Second Wife, Debbie Boyle.

How Close Are They to Danny?

Despite Their Different Paths, the Masterson Siblings Remain Close.

The Masterson Siblings Have Each Made Significant Contributions in Their Fields, from Entertainment to Music to Social Justice.

By Robert Thorne

• Oct 8, 2026 • 3 min read

Direct Answer • Key Takeaway

Danny Masterson Is a Former Actor Who Was Best Known for His Role as Steven Hyde in the Sitcom That ’70S Show.

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.

Tags: danny masterson siblings