:1941 U.S. National Championships (tennis)

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

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

{{TennisEventInfo|1941|U.S. National Championships|

| date = August 30 – September 7

| edition = 61st

| category = Grand Slam (ITF)

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

| venue=West Side Tennis Club

| surface = Grass

| champms={{flagicon|USA|1912}} Bobby Riggs

| champws={{flagicon|USA|1912}} Sarah Palfrey Cooke

| champmd={{flagicon|USA|1912}} Jack Kramer / {{flagicon|USA|1912}} Ted Schroeder

| champwd={{flagicon|USA|1912}} Sarah Palfrey Cooke / {{flagicon|USA|1912}} Margaret Osborne

| champxd={{flagicon|USA|1912}} Sarah Palfrey Cooke / {{flagicon|USA|1912}} Jack Kramer

}}

The 1941 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 August 30 until September 7. It was the 61st staging of the U.S. National Championships and due to World War II it was the only 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=69–70}}