议会（马恩语：Tinvaal），更正式的称呼是议会高级法院（马恩语：Ard-whaiyl Tinvaal），是英国王冠属地马恩岛的立法机关。议会实行两院制，由立法委员会和众议院组成。议会任期5年。

The Tynwald (Manx:Tinvaal), or more formally, the High Court of Tynwald (Manx:Ard-whaiyl Tinvaal) is the legislature of the Isle of Man. It is claimed to be the oldest continuous parliamentary body in the world, consisting of two Houses: the directly elected House of Keys and the indirectly chosen Legislative Council.