Jeanine Marie Mason (born January 14, 1991) is an American actress and dancer. After winning the 5th season of the Fox television show So You Think You Can Dance and earning the title of America’s Favorite Dancer, her acting career began. She was last seen in ABC biblical drama "Of Kings and Prophets" opposite Ray Winstone and in the feature film Default opposite David Oyelowo. She has also appeared in TV series such as ABC Family’s Bunheads, You’re the Worst, Awkward, TNT’s Major Crimes, "NCIS: Los Angeles", "CSI" and Nickelodeon’s Big Time Rush. Mason had a recurring role as Dr. Sam Bello on ABC's popular medical drama Grey's Anatomy.
Mason became the first Cuban American to win So You Think You Can Dance.
Mason was born in Miami, Florida, and grew up in a dance-oriented family in Pinecrest, an affluent Miami neighborhood. Both of her parents are of Cuban descent. Mason began her dance training at the age of three in ballet and flamenco, and went on to study jazz, acrobatics, hip-hop, modern, and contemporary dance. Mason began her study of theatre at age 11 with community and middle school productions. Upon moving to Los Angeles, California, Mason continues to study theater while also keeping a focus on film and Television at The Michael Woolson Studio. Jeanine graduated cum laude from UCLA in the Spring of 2014 and accredits the knowledge that she has attained at the school to fueling her creative work. "It’s always interesting to me how my studies mirror my life. Any time I’m learning new academic material, I find a way to use it in my work. And the more material I have to pull from, the richer that work becomes."