1978 US Open (tennis)
- Australian Open
- French Open
- Wimbledon Championships
- U.S. Open
The 98th U.S. Open 1978, a hard court tennis tournament Class Grand Slam, which was organized by the ITF. It was held from August 28 to September 10, 1978 in Flushing Meadow, New York, United States instead. The tournament was first played in Flushing Meadow and on Hard.
Defender of the single were Guillermo Vilas in the men's and Chris Evert with the ladies. In the men's doubles were Bob Hewitt and Frew McMillan, Martina Navratilova in women's doubles and Betty Stöve and Mixed Betty Stöve and Frew McMillan, the defending champion.
- 2.1 seedings
- 3.1 seedings
- 4.1 seedings
- 5.1 seedings
Men's Singles
→ Main article: U.S. Open 1978/Herreneinzel
Seedings
Women's Singles
→ Main article: U.S. Open 1978/Dameneinzel
Seedings
Men's doubles
→ Main article: U.S. Open 1978/Herrendoppel
Seedings
Women Doubles
→ Main article: U.S. Open 1978/Damendoppel
Seedings
Mixed
→ Main article: U.S. Open 1978/Mixed