The 1986 WCT Scottsdale Open was a men's WCT and Nabisco Grand Prix tennis tournament played on outdoor hard courts in Scottsdale, Arizona in the United States.

It was the inaugural edition of the tournament and was held from October 6 through October 13, 1986.

First-seeded John McEnroe won the singles title.

John McEnroe defeated Kevin Curren 6–3, 3–6, 6–2 Leonardo Lavalle / Mike Leach defeated Scott Davis / David Pate 7–6, 6–4