SLNS Marengo was a Nevada-class battlecruiser of the Solarian League Navy.
In 1922 PD, she was assigned to Task Force 1030 and was present in the Hypatia System when the task force attempted to execute Operation Buccaneer. She was rendered a wreck by the Royal Manticoran Navy's opening missile salvo in the Battle of Hypatia. (HH14)