Leonowens is a surname. Notable people with the surname include:
- Anna Leonowens (1834 – 1915), British governess to the Siamese court
- Louis T. Leonowens (1856 – 1919), Siamese cavalry officer and trader; son of Anna Leonowens
| This page or section lists people with the surname Leonowens. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link. |