The US Open Tennis Trivia Questions

Unlike Wimbledon, the US Open has no strict all-white dress code. Players may wear colorful attire and logos, subject only to general appropriateness.

The US Open began on grass in 1881, switched to clay (1975–1977), and finally to hard courts in 1978. It has not always been on hard courts.

The US Open became the first Grand Slam to use a tiebreak in 1970, adopting a 6-6 tiebreak in all sets to limit marathon matches.

In 2022, all Grand Slams unified their final set tiebreak rules, so the US Open switched from a 7-point tiebreak to a 10-point tiebreak at 6-6.

In 1973, the US Open became the first major tennis tournament to award equal prize money to its male and female champions, a landmark for gender equity.

The winner receives a replica trophy. The original US Open trophy stays at the USTA Billie Jean King National Tennis Center and is not given to players.

The US Open uses Wilson balls, while the French Open uses Babolat. Each Grand Slam has its own ball sponsor with different characteristics.

After 94 years on grass, the US Open shifted to clay for three years (1975–1977) due to surface disputes, then moved to hard courts in 1978.