Friedrich Brunstäd (22 July 1883, Hanover – 2 November 1944, Willershagen) was a German Lutheran systematic theologian and philosopher. He attempted a renewal of German idealism, from the point of view of Lutheranism. From 1922 to 1934 he was head of the Evangelisch-Sozialen Schule (Evangelical Social School) at the Johannesstift in Berlin-Spandau.