Denise Rich, songwriter, socialite and the former wife of a pardoned billionaire, has given up her U.S. citizenship, and will reportedly thus save millions in U.S. taxes as well.

Rich appeared under her maiden name, Denise Eisenberg, in a quarterly listing of Americans who renounced their U.S. citizenship, Reuters reports.

Facebook co-founder Eduardo Saverin made headlines when gave up his U.S. passport and became a citizen of Singapore, just before the social networks's May I.P.O.

Rich wrote songs for Aretha Franklin and Jessica Simpson, but she's best known as the ex-wife of Marc Rich, who fled the country in 1983 after being indicted for tax evasion, racketeering and trading oil with Iran.

President Clinton pardoned Rich, a big Democratic donor, on his last day in office in 2001.

More On This...

A House of Representatives committee concluded that Denise Rich helped bring about her ex-husband's pardon through donations to the Clinton library and campaign.

The Riches had divorced in 1996.

Denise Rich was born in Worcester, Massachusetts but has Austrian citizenship through her deceased father, a lawyer who represented her in a recent lawsuit told Reuters, adding she was making the move "so that she can be closer to her family and to Peter Cervinka, her long-time partner."

Cervinka is an Austrian national, but his main residence is London.

Austria gives tax breaks to citizens who spend half the year abroad, Reuters reports.