Carla Constanza Peterson (born 6 April 1974) is an Argentine actress.

Carla Constanza Peterson was born in Córdoba, Argentina on April 6, 1974, and lived the first two years of her life there. Peterson is the daughter of a commodore of the Argentine Air Force and a lawyer; she is descended from Swedes through her father and Italians through her mother. Peterson is the oldest of three siblings.

She married Argentine politician Martín Lousteau in New Haven, Connecticut in September 2011.^[2] On January 26, 2013, she gave birth to the couple's first child, a boy, whom they called Gaspar, who was born in the Clínica Maternidad Suizo Argentina.

At 18 years old, Peterson moved for a couple of months to New York and Los Angeles to take dance classes. Two years later she appeared in a television casting and was chosen to participate in Montaña rusa.

In 1996, she was part of the cast of the television series Por siempre mujercitas. In 1997, she was part of the cast of the television series Naranja y media. From 1999 to 2000, she was part of the cast of the youth television series Verano del '98.

In 2001, she was part of the cast of the television series EnAmorArte. From 2002 to 2003, she was part of the cast of the television series Son amores. In 2004, she was part of the cast of the television series La niñera. In 2004, she was part of the cast of the television series Los pensionados. In 2005, she was a principle antagonist in the telenovela Amarte así. In 2005, she makes a small participation in the television series Mujeres asesinas.

From 2006 to 2007, she was part of the cast of the television series Sos mi vida. From 2007 to 2008, she was the protagonist of the television series Lalola with Luciano Castro. From 2008 to 2009, she was the protagonist of the television series Los exitosos Pells with Mike Amigorena.

In 2010 she acted in the movie El mural. In 2011, she was the protagonist of the television series Un año para recordar with Gastón Pauls. In 2011, she was part of the cast of the television series Los únicos. In 2011 she acted in the movie Medianeras.

In 2012 she acted in the movie 2+2. From 2012 to 2013, she was one of the protagonist of the television series Tiempos compulsivos. In 2013, she was one of the protagonist of the television series En terapia.

In 2014 she acted in the movie Las insoladas. From 2014 to 2015, she was the protagonist of the television series Guapas with Mercedes Morán, Araceli González, Isabel Macedo and Florencia Bertotti. In 2015, she was part of the cast of the television series Dispuesto a todo. In 2016 she, makes a small participation in the television series Educando a Nina. In 2016 she acted in the movie Una noche de amor. In 2016 she acted in the movie Inseparables.

In 2017 she acted in the movie Mamá se fue de viaje. In 2018, she was the protagonist of the television series 100 días para enamorarse. In 2018, she was part of the cast of the television series Edha. In 2018 she acted in the movie Recreo. In 2018 she acted in the drama thriller Animal. In 2019, she was part of the cast of the television series Reacción en cadena.