Pierre Chrysologue Pambrun (1792 – 1841) was a French Canadian militia officer and later a fur trader in the service of the Hudson's Bay Company. Pambrun fought against the United States in the War of 1812, in particular the Battle of the Châteauguay. He joined the HBC during a time of turmoil with its competitors, the North West Company. After the Battle of Seven Oaks, he was among those held captive by men employed by the NWC.