The new wife of a double murderer screamed “I love you” and flailed against the window as her husband was executed in front of her in Texas.

British law graduate Tiana Krasniqi had married death row inmate James Broadnax just weeks before he died by lethal injection Thursday for killing two men in a 2008 robbery.

The new wife — who struck up her relationship with the killer by writing to him in prison — was inconsolable as he was finally executed hours after the US Supreme Court denied a request to stop it.

James Broadnax with his wife, Tiana Krasniqi.

James Broadnax, 37, was convicted of fatally shooting two men in 2008.…