The 1938 World Table Tennis Championships mixed doubles was the 12th edition of the mixed doubles championship.^{[1] [2]}

Laszlo Bellak and Wendy Woodhead defeated Bohumil Váňa and Věra Votrubcová in the final by three sets to two.^[3]

	Round of 16									Quarterfinals									Semifinals									Final
		Bohumil Váňa Věra Votrubcová	3
		Alec Brook E Bright	0								Váňa Votrubcová	3
		István Boros Ida Ferenczy	w/o								Boros Ferenczy	0
		William Stennett Elsie Carrington	scr																	Váňa Votrubcová	21	22	21
		Sol Schiff Mildred Wilkinson	3																	Liebster Pritzi	17	20	15
		Ernő Földi Dora Beregi	2								Schiff Wilkinson	21	13	21	19	16
		Alfred Liebster Gertrude Pritzi	3								Liebster Pritzi	14	21	18	21	21
		Miloslav Hamr Jindriska Holubcova	1																										Váňa Votrubcová	14	21	13	21	20
		Maurice Bergl Jean Nicoll	0																										Bellak Woodhead	21	16	21	18	22
		Václav Tereba Marie Kettnerová	3								Tereba Kettnerová	3
		Raoul Bedoc Maroutchka Azcue De Lezo	1								Soos Sipos	2
		Ferenc Soos Anna Sipos	3																	Tereba Kettnerová	21	15	15	10
		Laszlo Bellak Wendy Woodhead	3																	Bellak Woodhead	18	21	21	21
		Viktor Barna Dora Emdin	2								Bellak Woodhead	3
		Adolf Šlár Vlasta Depetrisová	3								Šlár Depetrisová	0
		Ken Hyde Phyllis Hodgkinson	1

List of World Table Tennis Championships medalists