Danielle Spencer, born 16 May 1970, is an Australian singer, songwriter and actress. She is the daughter of Australian television presenter Don Spencer.

Spencer is married to New Zealand-born actor Russell Crowe. They married on Crowe's 39th Birthday (7 April) in 2003 and have two sons, Charles Spencer Crowe, born 21 December 2003 and Tennyson Spencer Crowe (named after the famous English poet Alfred Lord Tennyson), born 7 July 2006.

During the 1990s she had several roles in Australian soap operas, using the work to raise funds to demo and produce her original compositions.

In 2001, Danielle released her debut album, "White Monkey". Reviews likened her musical style to Kate Bush Tori Amosand Portishead

"White Monkey" contained the singles: Jonathon White, Blast Off, Forgive Me, White Monkey, and Tickle Me (for which Russell Crowe directed the video clip).

A second album, "Back At The Red Door", was advertised on Danielle's myspace as due to be independently released in 2007; this did not come to pass though. Latest updates state that Danielle is currently recording a second album with Tony Visconti.