+

• 2021 in women's tennis‎ (3 C, 6 P)

A

• 2021 in American tennis‎ (4 C, 46 P)
• 2021 in Argentine tennis‎ (7 P)
• 2021 ATP Challenger Tour‎ (2 C, 442 P)
• 2021 ATP Tour‎ (23 C, 136 P)
• 2021 in Australian tennis‎ (1 C, 13 P)
• 2021 in Austrian tennis‎ (5 P)

B

• 2020–21 Billie Jean King Cup‎ (3 C, 7 P)

C

• 2021 in Canadian tennis‎ (1 C, 1 P)
• 2021 in Chilean tennis‎ (5 P)
• 2021 in Colombian tennis‎ (2 P)
• 2021 in Croatian tennis‎ (8 P)
• 2021 in Czech tennis‎ (1 C, 13 P)

D

• 2020–21 Davis Cup‎ (17 P)
• 2021 Dubai Tennis Championships‎ (5 P)
• 2021 in Dutch tennis‎ (1 C, 2 P)

E

• 2021 in Emirati tennis‎ (1 C, 6 P)
• 2021 in English tennis‎ (3 C, 6 P)

F

• 2021 in French tennis‎ (5 C, 34 P)

G

• 2021 in German tennis‎ (3 C, 15 P)

H

• 2021 in Hungarian tennis‎ (1 P)

I

• 2021 in Italian tennis‎ (2 C, 33 P)
• 2021 ITF Men's World Tennis Tour‎ (5 P)

J

• 2021 in Japanese tennis‎ (2 C, 2 P)

M

• 2021 in Mexican tennis‎ (1 C, 8 P)

P

• 2021 tennis player seasons‎ (5 P)
• 2021 in Polish tennis‎ (6 P)
• 2021 in Portuguese tennis‎ (1 C, 11 P)

R

• 2021 in Romanian tennis‎ (5 P)
• 2021 in Russian tennis‎ (5 P)

S

• 2021 in Slovak tennis‎ (2 P)
• 2021 in South African tennis‎ (2 P)
• 2021 in Spanish tennis‎ (2 C, 23 P)
• Wheelchair tennis at the 2020 Summer Paralympics‎ (1 C, 7 P)
• 2021 in Swedish tennis‎ (2 C, 2 P)
• 2021 in Swiss tennis‎ (1 C, 8 P)

T

• Tennis at the 2020 Summer Olympics‎ (1 C, 8 P)
• Tennis events cancelled due to the COVID-19 pandemic‎ (55 P)
• Tennis events postponed due to the COVID-19 pandemic‎ (2 C, 20 P)
• 2021 in Turkish tennis‎ (11 P)

U

• 2021 tennis exhibitions‎ (3 P)
• 2021 US Open (tennis)‎ (20 P)
• 2021 US Open Series‎ (2 C, 4 P)

W

• 2021 Wimbledon Championships‎ (19 P)
• 2021 WTA Tour‎ (13 C, 152 P)

• 2021 in tennis

A

• 2021 ATP Challenger Tour
• 2021 ATP Tour

B

• 2020–21 Billie Jean King Cup finals

D

• 2020–21 Davis Cup

I

• 2021 ITF Men's World Tennis Tour

O

• Tennis at the 2020 Summer Olympics

P

• Tennis at the 2021 Junior Pan American Games
• Wheelchair tennis at the 2020 Summer Paralympics

Τ

• Template:2021 in tennis