1938 UCI Road World Championships

{{Infobox cycling championship

| image= Championnats du monde de cyclisme 1938.jpg

| image_size = 200

|venue= Valkenburg, Netherlands {{flagicon|Netherlands}}

|date=3 and 5 September 1938

|nations =

|cycling =

|events = 2

|previous = Copenhagen 1937

|next = Zürich 1946

|pushpin_map=Netherlands|pushpin_label=Valkenburg|coordinates={{coord|50|50|59|N|5|49|59|E|display=inline,title}}}}

The 1938 UCI Road World Championships was the eighteenth edition of the UCI Road World Championships.{{Cite web |date=1 May 2024 |title=World Championship RR 1938 |url=https://firstcycling.com/race.php?r=26&y=1938 |website=FirstCycling.com |language=en}} It took place in Valkenburg, Netherlands on 2 and 5 September 1938.{{Cite web |date=20 April 2024 |title=World Champ. (Amateur) 1938 |url=https://firstcycling.com/race.php?r=354&y=1938 |website=FirstCycling.com |language=en}}

Belgian Marcel Kint became the winner in the professional road race. It was the last edition before World War II and Kint thus remained world champion for eight years.{{cite web |date=1 May 2024 |title=11ème Championnat du monde sur route 1938 |url=http://www.memoire-du-cyclisme.eu/chp_monde/mondial1938.php |accessdate= |work=Memoire-du-cyclisme.eu |language=fr}}

In the same period, the 1938 UCI Track Cycling World Championships were organized in the Olympic Stadium of Amsterdam, Netherlands.

File:Marcel Kint, champion du monde professionnel sur route, le 5 septembre 1938 à Valkenburg.jpgFile:WERELDKAMPIOENSCHAPPEN OP DE WEG-PGM4011535.webm)]]