2001 Stuttgart Masters
Date	15 – 22 October
Edition	13th
Category	Tennis Masters Series
Location	Stuttgart, Germany
Venue	Hanns-Martin-Schleyer-Halle
Champions
Singles
Tommy Haas
Doubles
Max Mirnyi / Sandon Stolle
← 2000 · Stuttgart Masters · 2002 →

The 2001 Stuttgart Masters was a men's tennis tournament played on indoor hard courts. It was the 13th edition of the event known that year as the Tennis Masters Series–Stuttgart or Stuttgart Masters, and was part of the Tennis Masters Series events of the 2001 ATP Tour. It took place at the Hanns-Martin-Schleyer-Halle in Stuttgart, Germany, from 15 to 22 October 2001. Tommy Haas won the singles title.

Finals

Singles

Tommy Haas defeated Max Mirnyi, 6–2, 6–2, 6–2

• It was Haas' fourth singles title of the year, and the fifth of his career.

Doubles

Max Mirnyi / Sandon Stolle defeated Ellis Ferreira / Jeff Tarango, 7–6^(7–0), 7–6^(7–4)

• It was Mirnyi's second doubles title of the year, and the 10th of his career.
• It was Stolle's fifth doubles title of the year, and the 21st of his career.