1946 UCI Road World Championships

{{Infobox cycling championship

|image=1946_UCI_Road_World_Championships_poster.png

|venue= Zürich, Switzerland {{flagicon|Switzerland}}

|date=31 August & 1 September 1946

|nations =

|cycling =

|events = 2

|previous = Valkenburg 1938

|next = Reims 1947

|image_size=200|pushpin_map=Switzerland|pushpin_image=|coordinates={{coord|47|22|28|N|08|32|28|E|display=inline,title}}|pushpin_label=Zürich}}

The 1946 UCI Road World Championships was the nineteen edition of the UCI Road World Championships. It took place in Zürich, Switzerland on 31 August and 1 September 1946.

It was the third time the championships were organized in Zürich, after the 1923 and 1929 editions.{{Cite web |date=16 April 2024 |title=World Champ. (Amateur) 1946 |url=https://firstcycling.com/race.php?r=354&y=1946 |website=FirstCycling.com |language=en}}

The course, with Zürich as both start and finish place, was around 189km for the amateurs and 270km for professional cyclists.{{Cite web |date=16 April 2024 |title=World Championship RR 1929 |url=https://firstcycling.com/race.php?r=26&y=1929 |website=FirstCycling.com |language=en}} Winner Hans Knecht finished with an average speed of 36.448 km/h.{{cite web |date=16 April 2024 |title=13ème Championnat du monde sur route 1946 |url=http://www.memoire-du-cyclisme.eu/chp_monde/mondial1946.php |accessdate= |work=Memoire-du-cyclisme.eu |language=fr}}

In the same period, the 1946 UCI Track Cycling World Championships was organized in the Oerlikon Velodrome in Zürich.