D. Johannes (Job) Mutters (19 February 1899 in The Hague – 8 March 1974 in Leidschendam) was a Dutch international football referee during the 1920s and early 1930s.

Mutters took charge of three matches during the medal tournament, including one of the semi-finals (that involving Czechoslovakia).

[1] Mutters took charge of a further semi-final in the 1924 edition of the series; Switzerland defeated Sweden to play against Uruguay in the final.

[2] Mutters was the referee in the original final[3] as well as the replay after the initial match ended in a 1-1 draw.

[4] In addition Mutters took charge of five internationals played by England between 1921 and 1930,[5][6] including both matches versus Germany and Austria during the 1930 tour.