Category:2009–10 in European basketball leagues

• 2009–10 Euroleague‎ (1 C, 15 P)
• 2009–10 in European women's basketball leagues‎ (5 P)

0–9

• 2009–10 in European second tier basketball leagues‎ (1 P)

B

• 2009–10 in British basketball leagues‎ (2 P)

E

• 2009–10 Eurocup Basketball‎ (7 P)

L

• 2009–10 LKL season‎ (1 P)

S

• 2009–10 in Spanish basketball leagues‎ (1 C, 4 P)

• 2009–10 Euroleague

A

• 2009–10 ABA NLB League

B

• 2009–10 Basketball League Belgium Division I
• 2009–10 BIBL season
• 2009–10 British Basketball League season

C

• 2009–10 A-1 League

E

• 2009–10 KML season
• 2009–10 Eurocup Basketball
• 2009–10 FIBA EuroChallenge

F

• 2009–10 Pro A season

G

• 2009–10 Basketball Bundesliga
• 2009–10 Greek Basket League

I

• 2009–10 Israeli Basketball Super League
• 2009–10 Lega Basket Serie A

N

• 2009–10 Dutch Basketball League

S

• 2009–10 Basketball League of Serbia
• 2009–10 Slovenian Basketball League
• 2009–10 ACB season

T

• 2009–10 Turkish Basketball League

V

• 2009–10 VTB United League