Eberwin III Count of Bentheim-Steinfurt (1536 – 19 February 1562 at Bentheim Castle) was a German nobleman. He was a member of the elder line of the House of Bentheim-Steinfurt and was the ruling Count of 1544 Count of Bentheim and Steinfurt from 1544 until his death. From 1557 he was also Count of Tecklenburg and Lord of Rheda by marriage.
