Powis may refer to: People Alfred Powis, Canadian businessperson Carl Powis (1928–1999), American baseball player Geoff Powis (1945–2001), Canadian ice hockey player Lynn Powis (born 1949), Canadian former ice hockey player Stephen Powis, National Medical Director for NHS England and professor of medicine William Henry Powis (1808–1836), British wood engraver Powis Pinder (1872–1941), British operatic baritone Titles Marquess of Powis, a title in the Peerage of England Marchioness of Powis (disambiguation), a list of wives of marquesses of Powis Earl of Powis, a title in the Peerage of England Countess of Powis (disambiguation), a list of wives of earls of Powis Other uses Powis Street, Greenwich, London, England Powis Street, one of the Welsh Streets, Liverpool, England Powis Academy, a school merged into St Machar Academy, a secondary school in Aberdeen, Scotland See also Powis Castle, British medieval castle, fortress and grand country house near Welshpool, Powys, Wales Powis House, a former 18th-century mansion in London, England Powis Square, London Powys (disambiguation)