2015 MercedesCup
Date	8–14 June
Edition	38th
Category	ATP World Tour 250 series
Draw	28S / 16D
Prize money	€574,965
Surface	Grass
Location	Stuttgart, Germany
Venue	Tennis Club Weissenhof
Champions
Singles
Rafael Nadal[1]
Doubles
Rohan Bopanna / Florin Mergea[2]
← 2014 · MercedesCup · 2016 →

The 2015 MercedesCup was a men's tennis tournament played on grass courts. It was the 38th edition of the Stuttgart Open, and part of the ATP World Tour 250 series of the 2015 ATP World Tour. It was held at the Tennis Club Weissenhof in Stuttgart, Germany, from 8 June until 14 June 2015. This was the first year that the tournament was held on grass courts. First-seeded Rafael Nadal won the singles title.

Finals

Singles

• Rafael Nadal defeated Viktor Troicki, 7–6^(7–3), 6–3

Doubles

• Rohan Bopanna / Florin Mergea defeated Alexander Peya / Bruno Soares, 5–7, 6–2, [10–7]

Singles main-draw entrants

Seeds

Country	Player	Rank1	Seed
ESP	Rafael Nadal	7	1
CRO	Marin Čilić	10	2
ESP	Feliciano López	12	3
FRA	Gaël Monfils	14	4
AUS	Bernard Tomic	26	5
GER	Philipp Kohlschreiber	28	6
AUT	Dominic Thiem	31	7
SRB	Viktor Troicki	33	8

• ¹ Rankings are as of May 25, 2015

Other entrants

The following players received wildcards into the singles main draw:

• Tommy Haas
• Maximilian Marterer
• Alexander Zverev

The following players received entry from the qualifying draw:

• Dustin Brown
• Peter Gojowczyk
• Mate Pavić
• Mischa Zverev

The following player received entry as a lucky loser:

• Matthias Bachinger

Withdrawals

Before the tournament

• Julien Benneteau →replaced by Jan-Lennard Struff
• Radek Štěpánek →replaced by Matthias Bachinger
• Jiří Veselý →replaced by Sam Groth

Retirements

• Sergiy Stakhovsky (back injury)

Doubles main-draw entrants

Seeds

Country	Player	Country	Player	Rank1	Seed
USA	Bob Bryan	USA	Mike Bryan	2	1
POL	Marcin Matkowski	SRB	Nenad Zimonjić	33	2
AUT	Alexander Peya	BRA	Bruno Soares	33	3
IND	Rohan Bopanna	ROU	Florin Mergea	34	4
COL	Juan Sebastián Cabal	COL	Robert Farah	61	5

• Rankings are as of May 25, 2015

Other entrants

The following pairs received wildcards into the doubles main draw:

• Andreas Beck / Michael Berrer
• Philipp Petzschner / Jan-Lennard Struff

The following pairs received entry as alternates:

• Borna Ćorić / Ante Pavić
• Rameez Junaid / Adil Shamasdin
• Lukáš Rosol / Dominic Thiem

Withdrawals

Before the tournament

• Mike Bryan (stomach pain)
• Sergiy Stakhovsky (back injury)
• Radek Štěpánek (back injury)

During the tournament

• Robert Farah (wrist injury)
• Rafael Nadal (fatigue)