Haldun Alagaş Sports Hall
Umraniye-Haldun-Alagas  | |
| Location | Alemdağ Cad. Türk Telekom Fabrika yanı, Son durak, 34768 İnkılap, Ümraniye, Istanbul | 
|---|---|
| Coordinates | 41°01′31″N 29°06′17″E / 41.02520°N 29.10466°E | 
| Owner | Istanbul Metropolitan Municipality | 
| Capacity | Basketball: 2,468 | 
| Opened | December 2000 | 
| Tenants | |
| Istanbul Büyükşehir Belediyesi (Men's Volleyball) Istanbul Büyükşehir Belediyesi (Men's Handball) Tekelspor (Men's Basketball)  | |
Haldun Alagaş Sports Hall (Turkish: Haldun Alagaş Spor Kompleksi) is an indoor arena located in Istanbul, Turkey. Opened in December 2000, the arena mostly hosts basketball and volleyball games. It has a seating capacity for 2,468 spectators.
Named after the three-times World and four-times European karate champion Haldun Alagaş, the sports complex is located in Ümraniye district of Istanbul, east side of Bosporus.