The 2001 US Open was held between August 27 – September 9, 2001. It was the final Grand Slam event of 2001.
Marat Safin was unsuccessful in his title defence, being defeated in the semifinals by Pete Sampras in a rematch of the 2000 final, while Venus Williams was successful in her title defense, beating her sister Serena in the women's final. 20-year-old Australian Lleyton Hewitt won the men's title, defeating Sampras in the final. It was the second consecutive US Open final defeat for Sampras.
.svg/1280px-Flag_of_Australia_(converted).svg.png){kind=small}
Lleyton Hewitt defeated 
Pete Sampras, 7–6(7–4), 6–1, 6–1
Venus Williams defeated Serena Williams, 6–2, 6–4
Wayne Black / Kevin Ullyett defeated Donald Johnson / Jared Palmer, 7–6, 2–6, 6–3
Lisa Raymond / Rennae Stubbs defeated Kimberly Po / 
Nathalie Tauziat, 6–2, 5–7, 7–5
Rennae Stubbs / Todd Woodbridge defeated Lisa Raymond / 
Leander Paes, 6–4, 5–7, [11–9]
Gilles Müller defeated 
Yeu-Tzuoo Wang, 7–6(5), 6–2.
Marion Bartoli defeated 
Svetlana Kuznetsova,[a] 4–6, 6–3, 6–4.
Tomáš Berdych / .svg/1280px-Flag_of_Switzerland_(Pantone).svg.png){kind=small}
Stéphane Bohli defeated Brendan Evans / Brett Joelson, 6–4, 6–4.
Galina Fokina / Svetlana Kuznetsova[a] defeated .svg/1280px-Flag_of_Serbia_and_Montenegro_(1992%E2%80%932006).svg.png){kind=small}
Jelena Janković[b] / 
Matea Mezak, 7–5, 6–3.