The 2018 ABN AMRO World Tennis Tournament (or Rotterdam Open) was a men's tennis tournament played on indoor hard courts.

It was the 45th edition of the tournament, and part of the ATP World Tour 500 series of the 2018 ATP World Tour.

The tournament also includes a Men's Wheelchair Tennis Singles and Doubles draw.

The wheelchair tennis event was an ITF-1 level tournament, with a total of $32,000 prize money.

[1] 1 Qualifiers prize money is also the Round of 32 prize money * per team The following players received wildcards into the main draw: The following player received entry as a special exempt: The following players received entry from the qualifying draw: The following players received entry as lucky losers: The following pairs received wildcards into the doubles main draw: The following pair received entry from the qualifying draw: