1990 ATP Tour World Championships

The 1990 ATP Tour World Championships, also known as the 1990 IBM ATP Tour World Championships for sponsorship reasons,^[4] was a men's tennis tournament played on indoor hard courts in Frankfurt, Germany. It was the 21st edition of the tournament and was held between 13–18 November 1990. Andre Agassi won the singles title.^[5]

1990 ATP Tour World Championships
Date	13–18 November
Edition	21st
Category	Masters
Draw	8S / 8D
Prize money	$2,000,000
Surface	Greenset hard court / indoor (S) Hard / outdoor (D)
Location	Frankfurt, Germany (S) Gold Coast, Australia (D)
Venue	Festhalle Frankfurt (S)
Champions
Singles
Andre Agassi[1][2]
Doubles
Guy Forget / Jakob Hlasek[1][3]

Finals

Singles

Main article: 1990 ATP Tour World Championships – Singles

Andre Agassi defeated Stefan Edberg, 5–7, 7–6^(7–5), 7–5, 6–2

Doubles

Main article: 1990 ATP Tour World Championships – Doubles

Guy Forget / Jakob Hlasek defeated Sergio Casal / Emilio Sánchez 6–4, 7–6^(7–5), 5–7, 6–4