Patrick Muldoon’s Family Guide: The Actor Is Survived by His Parents and Long-Term Girlfriend

Patrick Muldoon had a tight-knit family unit prior to his death.

Multiple outlets confirmed on April 20, 2026, that Muldoon died at age 57 after suffering a heart attack.

The actor was known for his roles as Austin Reed on Days of Our Lives, which he originated in 1992. Muldoon played the part until 1995 before returning to the soap in 2011. The late star also had a notable role as Richard Hart on Melrose Place from 1995 to 1996.

Prior to his time in the spotlight, Muldoon had a pretty normal upbringing in San Pedro, California. After graduating from the University of Southern California in 1991, Muldoon kicked off his acting career. He was also a successful musician, playing guitar and singing for The Sleeping Masses.

Muldoon is survived by his parents, sister and girlfriend.

Keep scrolling for everything to know about Muldoon’s family:

Who Were Patrick Muldoon’s Parents?

Patrick Muldoon was born in September 1968 to William Patrick Muldoon II and Deanna Muldoon. His father was a personal injury lawyer and his mother was a homemaker.

Did Patrick Muldoon Have Any Siblings?

Patrick Muldoon had one sister, Shana Muldoon Zappa, who has been married to husband Ahmet Zappa since 2010. The couple share two kids, daughter Halo and son Arrow.

Shana followed in her older brother’s Hollywood footsteps. While she was never an actress, Shana is a writer. She and Ahmet cocreated the Disney book and television series Star Darlings.

Were Patrick Muldoon and Denise Richards Married?

Patrick Muldoon famously dated Denise Richards. However, they were never married. He and Richards were together for nearly five years in the late 1990s. While they didn’t stay together romantically, the duo continued to have a close friendship prior to his death.

Muldoon even appeared on Denise Richards and Her Wild Things in March 2025, which caused Richards’ daughter, Sami Sheen, to question their friendship.

“He’s very flirty with her, I’m not gonna lie,” Sheen said at the time. “I don’t want to get him in trouble, but I feel like he might still have feelings for my mom. Just an idea.”

Muldoon later shut down the idea during an October 2025 episode of the “MisSpelling” podcast.

“We dated on and off in the ’90s, but since then, it’s been just friendship,” Muldoon said at the time, confirming that he was in a relationship.

Did Patrick Muldoon Have a Wife?

Patrick Muldoon was never married. However, he was in a relationship with long-term girlfriend Miriam Rothbart at the time of his death. It’s been reported that Muldoon and Rothbart started dating in 2022.