Claim: Matsudaira Yasuhide was born to the high-ranking hatamoto Matsudaira Yasuzumi and later took the name of Daimyō.
Evidence: Matsudaira Yasuhide was born in Edo to the high-ranking hatamoto Matsudaira Yasuzumi; his childhood name was Mantarō. He succeeded Yasuzumi upon the latter's retirement early in 1848, taking the name of Yasunao.