Seeds

Country	Player	Rank1	Seed
FRA	Richard Gasquet	53	1
KOR	Kwon Soon-woo	91	2
ITA	Andreas Seppi	98	3
RSA	Kevin Anderson	100	4
SWE	Mikael Ymer	105	5
KAZ	Mikhail Kukushkin	106	6
JPN	Yūichi Sugita	110	7
JPN	Yasutaka Uchiyama	115	8

• ¹ Rankings are as of 31 May 2021.

Other entrants

The following players received wildcards into the main draw:

• Jay Clarke
• Anton Matusevich
• Aidan McHugh

The following player received entry into the singles main draw using a protected ranking:

• Tomáš Macháč

The following players received entry into the singles main draw as alternates:

• Thomas Fabbiano
• Leonardo Mayer
• Go Soeda

The following players received entry from the qualifying draw:

• Alex Bolt
• Marius Copil
• Ernesto Escobedo
• Ramkumar Ramanathan

The following player received entry as a lucky loser:

• Zhang Zhizhen

Seeds

Country	Player	Rank1	Seed
BEL	Alison Van Uytvanck	67	1
JPN	Nao Hibino	82	2
KAZ	Zarina Diyas	93	3
USA	Christina McHale	95	4
CHN	Zhu Lin	99	5
ITA	Sara Errani	105	6
BUL	Viktoriya Tomova	108	7
HUN	Tímea Babos	111	8

• ¹ Rankings are as of 31 May 2021.

Other entrants

The following players received wildcards into the singles main draw:

• Jodie Burrage
• Samantha Murray Sharan
• Matilda Mutavdzic
• Emma Raducanu

The following players received entry from the qualifying draw:

• Cristina Bucșa
• Mayo Hibi
• Monica Niculescu
• Arina Rodionova
• Storm Sanders
• Daria Snigur

Men's singles

• Alex Bolt def. Kamil Majchrzak 4–6, 6–4, 6–3.

Women's singles

• Alison Van Uytvanck def. Arina Rodionova 6–0, 6–4.

Men's doubles

• Marc Polmans / Matt Reid def. Benjamin Bonzi / Antoine Hoang 6–4, 4–6, [10–8].

Women's doubles

• Monica Niculescu / Elena-Gabriela Ruse def. Priscilla Hon / Storm Sanders 7–5, 7–5