Martin Weber (9 December 1890, in Frankfurt am Main – 27 February 1941) was a German architect who designed Catholic churches.
After training in construction, he went to the building and art school in Offenbach am Main.
In 1914-1915 he worked for Friedrich Pützer in Darmstadt, who built the Evangelical Church in Hesse, and then for Dominic Bohm in Offenbach am Main.
During 1919-1921 he lived as an Oblate (Brother Maurus, OSB) in the Benedictine Abbey of Maria Laach.
In 1935 he founded a "Study Circle of Sacred Art" with Rudolf Schwarz.