1991 ATP German Open
|1991 ATP German Open|
|Date||May 6 – May 13|
|Category||ATP Super 9|
|Surface||Clay / Outdoor|
|Venue||Rothenbaum Tennis Center|
|Sergio Casal / Emilio Sánchez|
The 1991 German Open was a men's tennis tournament played on outdoor clay courts. It was the 84th edition of the Hamburg Masters (Hamburg Masters), and was part of the ATP Super 9 of the 1991 ATP Tour. It took place at the Rothenbaum Tennis Center in Hamburg, Germany, from May 6 through May 13, 1991. Karel Nováček won the singles title.
- It was Karel Nováček's 2nd title of the year, and his 5th overall. It was his 1st Masters title of the year, and overall.