Sadwaqas (Saken, Sadvakas) Ghylmani (Gilmanov, Gelmanov) (, Säduaqas Ğylmani; 1890 – April 24, 1972) was a long-serving qadi of Kazakhstan (Kazakh SSR), imam-khatib and member of the Muslim Council for Central Asia and Kazakhstan.
Sadwaqas Ghylmani was born in 1890 in Maltabar village (aul) (Akmolinsk Oblast of Russian Empire) in Bashkir-origin family. His grandfather Salmen Muhamediyarovich Gazin (1856—1939) and great-grandfather Muhamediyar Mukhtarovich Gazin (1807—1870) were mullahs. From 1929 to 1946 he was persecuted by the Soviet atheistic authorities. In 1946 he became a mullah (imam) in a mosque in Akmolinsk (modern Astana, capital of Kazakhstan). In 1952, qadi () of Kazakhstani Qadiyat () Abd al-Ghaffar Shamsutdinov appointed him as his successor. Sadwaqas Ghylmani held this position until his death on April 24, 1972. He is buried at the Kensai cemetery in Almaty.