Toni Aubin (née Maria Antoinette Rubio; 22 September 1927 – 10 February 1990) was an American jazz vocalist who sang with big bands in the 1940s.

Aubin is most known as a featured singer with Earle Spencer and His Orchestra,[1] with whom she began performing in 1949.

[2] Aubin had also sang with the Phil Carreon Big Band out of Los Angeles.

[3] Aubin (Maria Antoinette Rubio) was married from 1947 to 1949 to Howard Ansley Phillips (1929–2010), who played baritone saxophone in the Spencer Orchestra from 1947–49, and then settled in Las Vegas, where he would play for all of the major hotels for the next four plus decades.

She also had a son, Ian Charles Phillips (born 30 Sep 1949 Pasadena, California), whom she raised.