2021 Tali Open

Country	Player	Rank1	Seed
FIN	Emil Ruusuvuori	79	1
SUI	Henri Laaksonen	99	2
SVK	Alex Molčan	106	3
BLR	Egor Gerasimov	113	4
GER	Oscar Otte	125	5
GBR	Liam Broady	127	6
SVK	Jozef Kovalík	135	7
SRB	Nikola Milojević	137	8

• ¹ Rankings are as of 8 November 2021.^[1]

The following players received wildcards into the singles main draw:

• Jack Draper
• Patrik Niklas-Salminen
• Otto Virtanen

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

• Zsombor Piros

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

• Matthias Bachinger
• Julian Lenz

The following players received entry from the qualifying draw:

• Joris De Loore
• Jonáš Forejtek
• Shintaro Mochizuki
• Alexander Shevchenko

The following player received entry as a lucky loser:

• Kyrian Jacquet

• Alex Molčan def. João Sousa 6–3, 6–2.

• Alexander Erler / Lucas Miedler def. Harri Heliövaara / Jean-Julien Rojer 6–3, 7–6^(7–2).