Margo , sometimes known as Margo Albert, was a Mexican film actress and dancer.
Margo was born Mara Marguerita Guadalupe Teresa Estela Bolado Castilla y ODonnell in Mexico City, Mexico, the niece by marriage of the band leader and musician, Xavier Cugat, through his first marriage to Carmen Castillo. She was married to the actor Francis Lederer from 1937 until their divorce in 1940.
Source: Wikipedia