2021 Almaty Challenger II

Country	Player	Rank1	Seed
SVK	Andrej Martin	108	1
EGY	Mohamed Safwat	162	2
BEL	Kimmer Coppejans	174	3
ITA	Lorenzo Giustino	178	4
KAZ	Dmitry Popko	195	5
UZB	Denis Istomin	204	6
BRA	João Menezes	211	7
CAN	Brayden Schnur	225	8

• ¹ Rankings are as of 31 May 2021.^[1]

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

• Dostanbek Tashbulatov
• Denis Yevseyev
• Beibit Zhukayev

The following player received entry into the singles main draw as a special exempt:

• Timofey Skatov

The following players received entry from the qualifying draw:

• Jesper de Jong
• Ergi Kırkın
• Vladyslav Orlov
• Vitaliy Sachko

The following player received entry as a lucky loser:

• Filip Jianu

• Jesper de Jong def. Marcelo Tomás Barrios Vera 6–1, 6–2.

• Vladyslav Manafov / Vitaliy Sachko def. Corentin Denolly / Adrián Menéndez Maceiras 6–1, 6–4.