2021 BGL Luxembourg Open
Date	13–19 September
Edition	25th
Category	WTA 250 tournaments
Prize money	$235,238
Surface	Hard (indoor)
Location	Kockelscheuer, Luxembourg
Champions
Singles
Clara Tauson
Doubles
Greet Minnen / Alison Van Uytvanck
← 2019 · Luxembourg Open · 2022 →

The 2021 BGL BNP Paribas Luxembourg Open was a professional women's tennis tournament played on indoor hard courts sponsored by BNP Paribas. It was the 25th edition of the Luxembourg Open, and part of the WTA 250 tournaments category of the 2021 WTA Tour. It was held in Kockelscheuer, Luxembourg from 13 to 19 September 2021.^[1]

Champions

Singles

• Clara Tauson def. Jeļena Ostapenko, 6–3, 4–6, 6–4

Doubles

• Greet Minnen / Alison Van Uytvanck def. Erin Routliffe / Kimberley Zimmermann 6–3, 6–3

Points and prize money

Point distribution

Prize money

<sub>¹ Qualifiers prize money is also the Round of 32 prize money
* per team</sub>

Singles main draw entrants

Seeds

Country	Player	Rank1	Seed
SUI	Belinda Bencic[2]	12	1
BEL	Elise Mertens	16	2
LAT	Jeļena Ostapenko	30	3
RUS	Ekaterina Alexandrova	34	4
CZE	Markéta Vondroušová	38	5
CHN	Zhang Shuai	49	6
RUS	Liudmila Samsonova	52	7
FRA	Alizé Cornet	56	8

• Rankings are as of August 30, 2021.

Other entrants

The following players received wildcards into the main draw:

• Anna-Lena Friedsam
• Mandy Minella
• Stefanie Vögele

The following players received entry from the qualifying draw:

• Jana Fett
• Arianne Hartono
• Ekaterina Makarova
• Jule Niemeier
• Lesia Tsurenko
• Anastasia Zakharova

Withdrawals

Before the tournament

• Clara Burel → replaced by Océane Dodin
• Andrea Petkovic → replaced by Astra Sharma
• Kateřina Siniaková → replaced by Aliaksandra Sasnovich
• Nina Stojanović → replaced by Clara Tauson

Doubles main draw entrants

Seeds

Country	Player	Country	Player	Rank1	Seed
CZE	Marie Bouzková	CZE	Lucie Hradecká	93	1
IND	Sania Mirza	CHN	Zhang Shuai	150	2
JPN	Eri Hozumi	JPN	Makoto Ninomiya	162	3
BLR	Lidziya Marozava	ROU	Andreea Mitu	178	4

• Rankings are as of August 30, 2021.

Other entrants

The following pairs received wildcards into the doubles main draw:

• Anna-Lena Friedsam / Lena Papadakis
• Mandy Minella / Liudmila Samsonova

The following pair received entry using a protected ranking:

• Vitalia Diatchenko / Yana Sizikova

Withdrawals

Before the tournament

• Mona Barthel / Kaitlyn Christian → replaced by Kaitlyn Christian / Anna Karolína Schmiedlová