Cierra Alexa Ramírez (born March 9, 1995) is an American actress and singer. She played Mariana Adams-Foster in the Freeform television series The Fosters and reprises the role in the spinoff series Good Trouble.

Ramírez was born on March 9, 1995, to music producer and the consultant Sonny Ramírez and his wife, a kindergarten teacher.^[1] Ramírez was raised in Sugar Land, Texas, and attended Westside High School for her first two years before moving to Los Angeles.^[1] She graduated high school through a home-school program to allow her to pursue her acting career.^[1]

Music led to Ramirez making her television debut—when she was 10 years old, she performed a song the "Apollo Kids Star of Tomorrow" segment of Showtime at the Apollo.^[2][3] Ramirez is signed to Empire and Tribeca Music Group.^[4] She has performed as the opening act for a number of musical acts, including Earth, Wind & Fire, Chicago and Ruben Studdard.^[2]

On June 20, 2016, Ramirez released her first EP, Discreet.^[4] 4 singles subsequently followed her first EP: Faded feat "Faded" Feat. Baeza in 2017, "Bad Boys" in 2018, "Liquid Courage (Love Me Better)" and "Broke Us" Feat. Trevor Jackson in 2019.

Music videos for the singles "Faded", "Bad Boys", "Liquid Courage" and "Broke Us" were released. Both "Liquid Courage (Love Me Better)" and "Broke Us" were directed by Maria Skobeleva^[5][6].

In 2007, Ramirez played a recurring role on the Disney Channel series The Suite Life of Zack & Cody, as Jasmine, a young camper with anger management issues. Ramirez played recurring character Kathy in The Secret Life of the American Teenager, introduced in the 100th episode as a pregnant freshman.^[7]

Ramirez played the titular role in the 2012 feature film Girl in Progress, for which she won an ALMA Award for Favorite Movie Actress Supporting Role.^[8][9]

Starting in 2013, Ramirez played Mariana Foster in the ABC Family (renamed "Freeform" channel) series The Fosters. Her character is a straight-A student who, with her fraternal twin, has been adopted by a lesbian couple into a multi-ethnic blended family. The show premiered on June 3, 2013, and in January 2017, Freeform announced that it had been renewed for its fifth season.^[10] However, according to Entertainment Weekly, the series will be cancelled after a three-night limited series on June 6, 2018. To be followed with a spin off, Good Trouble premiering January 9, 2019, featuring Ramirez and Maia Mitchell.

She is of Colombian and Mexican descent.^[11]