Steve Cardenas is an American martial artist and actor. He is best known for playing the character Rocky DeSantos, the second Red Ranger in Mighty Morphin Power Rangers and the Blue Zeo Ranger in Power Rangers Zeo.

Steve returned to the Power Rangers franchise in Power Rangers Super Ninja Steel for the 25th anniversary episode reprising his role as Rocky DeSantos. He also reprised the role in the Netflix special, Mighty Morphin Power Rangers: Once & Always, which celebrated the 30th anniversary of the Power Rangers franchise.

In 2017, he starred in the short movie The Order alongside Austin St. John, Catherine Sutherland, David Yost, Johnny Yong Bosch, Paul Schrier, Karan Ashley, Walter Emanuel Jones, Erin Cahill, Blake Foster, Nakia Burrise, Hilary Shepard Turner, Dan Southworth, Alyson Sullivan, Deborah Estelle Phillips and Azim Rizk.

Steve has been involved in the martial arts for 28 years (1986) since the age of 12. Steve is a 5th degree black belt in tae kwon do (as of 2014), and is a black belt in Brazilian jiu-jitsu. Steve owns his own jiu Jitsu studio in Burbank, California called Force Balance Brazilian Jiu-Jitsu and Yoga.

He holds multiple awards from martial arts contests, including two Silver Medals at Copa Pacifica (2009 and 2011), Gold Medal winner of the 2009 American National Championship, Gold Medal in the 2010 Jujitsu Pro Gear Open, and Silver Medal in the 2010 No-Gi World Championships.