 She has had an on-again-off-again romantic relationship with Jack Malone, that began with an affair while he was married.She also had a secret office romantic relationship with Martin Fitzgerald, which ended because of disagreements between them on whether or not to reveal it to the rest of the team.She has a son, Finn, with her ex-boyfriend Brian Donovan, who is played by Adam Kaufman, Montgomery's real-life boyfriend at the time.