claire sinclair getty Marston Hefner officially charged for inflicting injury on Claire SinclairMarston Hefner, son of Playboy mogul Hugh Hefner, has been officially charged for allegedly beating his girlfriend, Playmate Claire Sinclair (pictured above), a rep for the Pasadena City Attorney tells TMZ. Hefner’s official charge was “inflicting corporal injury on a spouse or cohabitant.”

Marston was also charged with vandalism for allegedly damaging Sinclair’s laptop computer during their altercation. If convicted on both counts, Marston could face up to a year-and-a-half in jail.

The incident occurred earlier this month when Marston allegedly punched and kicked Sinclair in their Pasadena apartment and relatives of Sinclair’s called 911. Marston was released on a $200,000 bond at the time. Sinclair was Playmate of the Year in 2011 and had been dating Marston on and off since August 2010.