The Del Mar Oaks is an American Thoroughbred horse race run annually in mid August at the Del Mar Racetrack in Del Mar, California. Open to three-year-old fillies, it is contested at a distance of one and one-eighth miles (9 furlongs) on the turf. Since 1994 it has been a Grade I event.

From its inception in 1957 through 1964, the Del Mar Oaks was raced at a distance of one mile on dirt.

It was raced in two divisions in 1966 and again in 1970.

Speed record: (at current distance of 1+1⁄8 miles)

• 1:46.26 – Amorama (2004)

Most wins by an owner:

• 4 – Howard B. Keck (1970, 1971, 1975, 1986)

Most wins by a jockey:

• 4 – Bill Shoemaker (1970, 1971, 1985, 1986)
• 4 – Chris McCarron (1979, 1984, 1989, 1991)
• 4 – Corey Nakatani (1998, 2003, 2007, 2014)

Most wins by a trainer:

• 7 – Charlie Whittingham (1970, 1971, 1975, 1979, 1982, 1986, 1991)

• Del Mar Oaks details at Del Mar website
• The 2008 Del Mar Oaks at the NTRA^{[permanent dead link‍]}