Sulaiman Khamis Humaid Al-Mazroui, commonly known as Sulaiman Al-Mazroui, is an Omani former footballer who played as a goalkeeper. He played his entire club career for Muscat Club. He is also currently the longest serving player of the national team for a total of 15 years of representing Oman. Although he was a goalkeeper, in the early part of his career he was an outfield player. He was also the captain of the national team.