<P> Ariel Winter Workman (born January 28, 1998), better known as Ariel Winter, is an American actress and voice actress . She is known for her role as Alex Dunphy in the comedy series Modern Family, as well as the voice of the title character in the Disney Junior show Sofia the First and the voice of Penny Peterson in the 2014 animated film Mr. Peabody and Sherman . Winter and her Modern Family cast mates have won four Screen Actors Guild Awards for Best Ensemble in a Comedy Series . </P> <P> Winter was born in Los Angeles, California, on January 28, 1998, the daughter of Chrisoula (née Batistas) and Glenn Workman . She is the sister of actors Shanelle Workman and Jimmy Workman . </P> <P> Winter obtained her first entertainment industry job in a Cool Whip commercial advertisement in 2002 when she was four years old . She had her first television role in an episode of Listen Up!, and followed it with appearances in a variety of shows such as Freddie, Monk, Bones, and ER . In the animated children's show Phineas and Ferb, she voiced the character of Gretchen before winning the regular role of Alex Dunphy in the series Modern Family, which premiered in 2009 . She has continued to work in TV animation, including providing the voice of Marina the Mermaid on Disney Junior's Jake and the Never Land Pirates . In 2012, Winter was cast as Sofia, the lead character in a then - new Disney animated franchise Sofia the First . The series premiered in January 2013 on Disney Junior . In 2014, she voiced Penny Peterson, Sherman's enemy turned friend in the 2014 Dreamworks Animation film Mr. Peabody and Sherman . She also lent her voice to characters in the animated films, Disney's Bambi II and Blue Sky's Ice Age: The Meltdown . </P> <P> Winter has appeared in feature films, most notably in Kiss Kiss Bang Bang, Speed Racer, Duress, Opposite Day, and Fred 2 . For her leading role in the film The Chaperone, she was nominated at the Young Artist Awards 2012 as Best Actress in a Motion Picture . </P>

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