:1916 U.S. National Championships (tennis)

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

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

{{TennisEventInfo|1916|U.S. National Championships|

| date = August 28 – September 5 (M)
June 5 – 12 (W)

| edition = 36th

| category = Grand Slam

| location = Forest Hills, Queens
New York City, New York (M)
Chestnut Hill, PA, U.S. (W)

| venue=West Side Tennis Club (M)
Philadelphia Cricket Club (W)

| surface = Grass

| champms={{flagicon|USA|1912}} R. Norris Williams{{cite book|author=Bud Collins|title=The Bud Collins History of Tennis|year=2010|publisher=New Chapter Press|location=[New York]|isbn=978-0942257700|pages=454–483|edition=2nd}}

| champws={{flagicon|NOR}} Molla Bjurstedt

| champmd={{flagicon|USA|1912}} Bill Johnston / {{flagicon|USA|1912}} Clarence Griffin{{cite news|title=Holders Retain Doubles Title|url=https://timesmachine.nytimes.com/timesmachine/1916/08/30/104689483.pdf|access-date=18 July 2012|newspaper=The New York Times|date=August 30, 1916|format=PDF}}Collins, p. 477

| champwd={{flagicon|NOR}} Molla Bjurstedt / {{flagicon|USA|1912}} Eleonora SearsCollins, p. 479

| champxd={{flagicon|USA|1912}} Eleonora Sears / {{flagicon|USA|1912}} Willis DavisCollins, p. 481

}}

The 1916 U.S. National Championships (now known as the US Open) took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, New York. The men's singles tournament ran from August 28 until September 5 while the women's singles and doubles championship took place from June 5 to June 12 at the Philadelphia Cricket Club in Chestnut Hill. It was the 36th staging of the U.S. National Championships, and the only Grand Slam tennis event of the year.