Marc Hyacinthe de Rosmadec

Marc-Hyacinthe de Rosmadec was the second son of Sébastien de Rosmadec, marquis de Rosmadec and seigneur du Plexis-Josso, and of Julienne Bonnier (c. 1605-1674). His older brother Sébastien II (1626-78) was marquis du Plessis. Sébastien II's son was Sébastien III (born 1661), Comte de Rosmadec.[1]

Rosmadec joined the navy and was named lieutenant de vaisseau in 1666, then capitaine de vaisseau in 1671.[2] He served with distinction in actions in Sicily and the English Channel.[3] From 3 October 1677 to 11 May 1678 Marc-Hyacinthe Rosmadec, Chevalier de Tréguier, was captain of the 64-gun Bourbon.[4] In 1689 he was in command of the 56-gun Fort (formerly L'Ecueil).[4] He served in the Fort in the Battle of Bantry Bay on 11 May 1689.[5]

In 1690 Rosmadec acquired the Château de Rocheux and its 1,235 acres (500 ha) estate from the Rochechouart family.[6] On 6 February 1694 the chevalier de Rosmadec, capitaine de vaisseau, was made a chevalier of the Order of Saint Louis.[7] He was given this reward after 25 years of service.[3] On 13 April 1697 he was appointed squadron commander.[7]

The governor general of the Antilles Charles Desnotz died on 6 October 1701, and Charles de Pechpeyrou-Comminges de Guitaut was appointed interim governor general of the Antilles. Marc-Hyacinthe de Rosmadec was appointed to succeed Charles d'Esnos as governor general of the French Antilles on 4 January 1702.[8] Marc-Hyacinthe died in Havana, Cuba on 14 May 1702.[9] He died before taking up his post.[10] His heir was Gabriel-Sébastien de Rosmadec, comte de Rocheux.[11] Guitaud died on 7 September 1702 and was replaced as interim governor by Nicolas de Gabaret. Finally, Charles-François de Machault de Belmont took office in Martinique on 4 March 1703.