1937 U.S. National Championships (tennis)

{{Use mdy dates|date=July 2023}}

{{Use American English|date=July 2023}}

{{TennisEventInfo|1937|U.S. National Championships|

| date =September 2 – 11

| edition = 57th

| category = Grand Slam (ITF)

| location = Forest Hills, Queens
New York City, New York

| venue=West Side Tennis Club

| surface = Grass

| champms={{flagicon|USA|1912}} Don Budge

| champws={{flagicon|CHI}} Anita Lizana

| champmd={{flagicon|GER|Nazi}} Gottfried von Cramm / {{flagicon|GER|Nazi}} Henner Henkel

| champwd={{flagicon|USA|1912}} Sarah Palfrey Cooke / {{flagicon|USA|1912}} Alice Marble

| champxd={{flagicon|USA|1912}} Sarah Palfrey Cooke / {{flagicon|USA|1912}} Don Budge

}}

The 1937 U.S. National Championships (now known as the US Open) was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, New York. The tournament ran from September 2 until September 11. It was the 57th staging of the U.S. National Championships and the fourth Grand Slam tennis event of the year.{{cite book|last=Collins|first=Bud|title=The Bud Collins History of Tennis|year=2010|publisher=New Chapter Press|location=[New York]|isbn=978-0942257700|edition=2nd|pages=58–60}}