2015 Coupe Banque Nationale – Singles

Mirjana Lučić-Baroni was the defending champion, but lost in the semifinals to Annika Beck.

Beck went on to win the title, defeating Jeļena Ostapenko 6–2, 6–2 in the final.

Seeds
• #🇺🇸 Madison Keys (withdrew due to left wrist injury)

• # Mirjana Lučić-Baroni (semifinals)

• #🇩🇪 Mona Barthel (first round)

• #🇨🇿 Lucie Hradecká (quarterfinals)

• #🇩🇪 Annika Beck (champion)

• #🇩🇪 Tatjana Maria (first round)

• #🇷🇺 Evgeniya Rodina (second round)

• #🇧🇪 An-Sophie Mestach (first round)

Seeds
• #🇬🇧 Naomi Broady (qualifying competition, lucky loser)

• #🇺🇸 Maria Sanchez (qualifying competition)

• #🇫🇷 Julie Coin (first round)

• #🇫🇷 Amandine Hesse (qualified)

• #🇺🇦 Kateryna Kozlova (qualified)

• #🇺🇸 Julia Boserup (qualified)

• #🇺🇸 Samantha Crawford (qualified)

• #🇱🇺 Mandy Minella (qualified)

• #🇨🇿 Kateřina Vaňková (first round)

• #🇺🇦 Nadiia Kichenok (qualifying competition, lucky loser)

• #🇺🇸 Bernarda Pera (first round, retired)

• #🇺🇸 Jessica Pegula (qualified)

Qualifiers
• #🇺🇸 Jessica Pegula

• #🇺🇸 Samantha Crawford

• #🇱🇺 Mandy Minella

• #🇫🇷 Amandine Hesse

• #🇺🇦 Kateryna Kozlova

• #🇺🇸 Julia Boserup

Lucky losers
• #🇬🇧 Naomi Broady

• #🇺🇦 Nadiia Kichenok