The 2011 ABN AMRO World Tennis Tournament was a men's tennis tournament played on indoor hard courts. It was the 38th edition of the event known as the ABN AMRO World Tennis Tournament, and was part of the ATP World Tour 500 series of the 2011 ATP World Tour. It took place at the Rotterdam Ahoy indoor sporting arena in Rotterdam, Netherlands, from February 7 through February 13, 2011. First-seeded Robin Söderling won his second successive singles title.
The field was led by Australian Open finalist Andy Murray, Australian Open semifinalist David Ferrer and defending champion Robin Söderling. Other players included World No. 10 Jürgen Melzer and former top 10 players Ivan Ljubičić, Tommy Robredo, and Mikhail Youzhny.
Finals
Singles
Robin Söderling defeated Jo-Wilfried Tsonga, 6–3, 3–6, 6–3. It was Soderling's second title of the year, eighth of his career, and his second consecutive win at the event.
Doubles
Jürgen Melzer / Philipp Petzschner defeated Michaël Llodra / Nenad Zimonjić, 6–4, 3–6, [10–5].
Wheelchair singles
Ronald Vink defeated Stéphane Houdet, 7–5, 6–1
Wheelchair doubles
The tournament was played in a round robin format with Robin Ammerlaan and Stéphane Houdet won the league.
Entrants
Seeds
1 Rankings as of January 31, 2011.
Other entrants
The following players received wildcards into the main draw: Robin Haase Jesse Huta Galung Thomas Schoorel
The following players received entry from the qualifying draw:
Grigor Dimitrov
Benoît Paire
Dmitry Tursunov
Mischa Zverev
The following players received entry as a lucky loser into the singles main draw: Philipp Petzschner