1974 U.S. Clay Court Championships

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

{{TennisEventInfo|1974|U.S. Clay Court Championships|

| date=August 5–12

| edition=6th

| category=Grand Prix (AA)
Int. Grand Prix

| prize_money=$100,000 (M)
$30,000 (W)

| draw=64S/32D (M)
32S/16D (W)

| surface=Clay / outdoor

| location=Indianapolis, Indiana, United States

| champms={{flagicon|USA}} Jimmy Connors{{cite web|title=1974 Indianapolis – Men's singles draw|url=http://www.atptour.com/en/scores/archive/houston/717/1974/draws?type=Singles|publisher=Association of Tennis Professionals (ATP)}}

| champws={{flagicon|USA}} Chris Evert

| champmd={{flagicon|ROM|1965}} Ilie Năstase / {{flagicon|USA}} Jimmy Connors{{cite web|title=1974 Indianapolis – Men's doubles draw|url=http://www.atptour.com/en/scores/archive/houston/717/1974/draws?type=Doubles|publisher=Association of Tennis Professionals (ATP)}}

| champwd={{flagicon|FRA}} Gail Chanfreau / {{flagicon|USA}} Julie Heldman

}}

The 1974 U.S. Clay Court Championships was a combined men's and women's tennis tournament held in Indianapolis, Indiana in the United States and played on outdoor clay courts. It was part of the men's Grand Prix and women's International Grand Prix. It was the 6th edition of the tournament and was held from August 5 through August 12, 1974. First-seeded Jimmy Connors won the men's singles title and accompanying $16,000 prize money while Chris Evert took the women's title.{{cite book|title=World of Tennis '75: a BP and Commercial Union yearbook|year=1975|publisher=Queen Anne Press|location=London|isbn=9780362002171|pages=89–91|editor=John Barrett|editor-link=John Barrett (tennis)}}{{cite news|title=Connors Fights Off Borg For Clay Net Title |url=https://news.google.com/newspapers?id=K5gtAAAAIBAJ&sjid=rMwEAAAAIBAJ&pg=2352%2C4526202 |agency=AP |newspaper=Daytona Beach Morning Journal |date=August 13, 1974}}