The Croatian Hockey League Season for 2009-2010 was the 19th such season. The regular season was won by KHL Mladost and the playoffs were won by KHL Medveščak.
- champions in 2009–10 Croatian Ice Hockey League season
Regular season 
The regular season was won by KHL Mladost.
- KHL Medveščak II - HK Sisak 16:5 (7:0, 7:3, 2:2)
- Sisak - KHL Medveščak II TBD
- KHL Mladost - KHL Zagreb 8:6 (1:3, 5:1, 2:2)
- KHL Zagreb - KHL Mladost TBD
- ^ Prvenstvo Hrvatske seniori 2009/10, hrhokej.net