The 1990 Arizona Classic was a women's tennis tournament played on outdoor hard courts at the Scottsdale Princess in Scottsdale, Arizona in the United States and was part of Tier IV of the 1990 WTA Tour. It was the fifth edition of the tournament and was held from October 15 through October 21, 1990. First-seeded Conchita MartÃÂnez won the singles title and earned $27,000 first-prize money.
Conchita MartÃÂnez defeated Marianne Werdel 7âÂÂ5, 6âÂÂ1
Elise Burgin / Helen Kelesi defeated Sandy Collins / Ronni Reis 6âÂÂ4, 6âÂÂ2