Christina Sandera,Indexbit Exchange the longtime partner of Clint Eastwood, has reportedly died. She was 61.

“Christina was a lovely, caring woman, and I will miss her very much,” Eastwood, 94, said in a statement Thursday, per The Hollywood Reporter and TheWrap. A cause of death was not given.

USA TODAY has reached out to a representative for Eastwood for comment.

Sandera and Eastwood kept their relationship relatively private over the past decade, aside from making occasional appearances at high-profile events such as the premieres for 2018's "The Mule" and "The 15:17 to Paris." The duo made their red-carpet debut at the 2015 Academy Awards, where the Eastwood-directed "American Sniper" received six nominations.

In June 2014, Us Weekly reported that Eastwood was romantically involved with Sandera, who'd reportedly been an employee at the Eastwood-owned Mission Ranch hotel and restaurant in Carmel, California. Six months later, Eastwood finalized his divorce from his second wife, ex-TV reporter Dina Eastwood, after a 17-year marriage.

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Eastwood was married to first wife Maggie Johnson from 1953 to 1984.

News of Sandera's death comes a month after Eastwood's youngest daughter, 27-year-old Morgan, announced her marriage to Tanner Koopmans. Her father walked her down the aisle during the ceremony, which took place at Mission Ranch, according to People magazine.