Lorenzo Fernando Lamas (born January 20, 1958) is an American actor and producer. He is widely known for his role of Lance Cumson, the irresponsible grandson of Angela Channing—played by Jane Wyman—in the soap opera Falcon Crest (1981–1990), for which he received a Golden Globe Award nomination for Best Supporting Actor – Series, Miniseries or Television Film.

Lamas is also known for his roles as Reno Raines in the crime drama series Renegade (1992–1997), Dr. Hollywood on the Nickelodeon TV show Big Time Rush (2009-2013), Hector Ramirez in the soap opera The Bold and the Beautiful (2004–2006), and Meap on the television show Phineas and Ferb. He served as a judge on ABC television's Are You Hot?, and starred in his own reality show, Leave It to Lamas, a series about his real-life family.

As an executive producer, he worked on such films as Night of the Warrior (1990, starring himself, his wife Kathleen Kinmont, and his mother Arlene Dahl), Ulterior Motives (1990, starring Thomas Ian Griffith, Marry Page Keller, and Ken Howard), and Mom and Dad Save the World (1991, starring Teri Garr, Jeffrey Jones, and Jon Lovitz).