Washington, Dec 1: Lindsay Lohan has ended her relationship with boyfriend Riley Giles, it has been reported.

The Mean Girls starlet met Giles while seeking treatment at Utah's Cirque Lodge.

The pair were spotted on a string of dates in Los Angeles and New York.

However, sources have now confirmed that the two have finally parted ways.

"They're over – they've broken up. They split after Thanksgiving weekend,” People quoted a source, as saying.

Another source revealed that Lohan is now seriously concentrating on her life and career.

"She is concentrating on her life and her career,” the source said. (ANI)