The 2009–10 Djurgårdens IF Hockey season was the club's 34th season in the Swedish elite league Elitserien. Hardy Nilsson returned to Djurgården as head coach on March 2, 2009. Nilsson previously coached Djurgården during the 1999–2000 and the 2000–01 seasons. The club became Swedish champions during both of these seasons. Djurgården lost last season's scoring leader when Fredrik Bremberg moved to Atlant Moscow Oblast. The team was later reinforced by former NHL and Djurgården player Marcus Nilson. Marcus Ragnarsson replaced Jimmie Ölvestad as team captain on August 7, 2009. The regular season started on away ice on September 24, 2009 against HV71 and was concluded on March 13, 2010 away against Frölunda HC. Djurgården reached the final in the playoff rounds, where the team lost 4–2 in gam