Tennison is a predominantly male name with English origins. It is pronounced as TEN-uh-suhn (/ˈtɛnəsən/). The variation Tennyson may also be used for this name. While not extremely popular, Tennison has been steadily used in the United States over the years. In 2021, it ranked at number 12,119 with 5 occurrences. In 2019, it had slightly more popularity, ranking at number 8,202 with 9 occurrences. This unique and distinctive name carries a sense of strength and individuality, making it a great choice for parents looking for something less common yet still meaningful for their baby boy.