2004-05: Roman Derlyuk played with Spartak St Petersburg in Russia's second league. He finished with 3 assists and 74 PIM in 51 games.
2005-06: Derlyuk enjoyed a solid, if unspectacular, rookie season in Russia's Super League. Playing a physical, defense-first style in limited ice time with SKA St. Petersburg, he had 2 assists with 63 PIM in 32 games. Derlyuk appeared in two playoff games and scored his first Super League. In 10 games with SKA's second team, he scored 1 goal with 5 assists and 8 PIM.
2006-07: Derlyuk played 19 games for MVD in the Russian Super League. He had 2 assists with 14 PIM. He appeared in on playoff game.
2007-08: Derlyuk skated in 26 games for HC MVD, scoring three goals and three assists. In the RSL playoff, he played three games with 0 points and 2 PIM.
2008-09: Derlyuk played for HC MVD. He scored 3 goals with 8 assists and was +7 with 50 PIM in 54 games as MVD was one of the weaker teams in the KHL.
2009-10: Derlyuk scored 2 goals with 7 assists and was +12 and 34 PIM in 34 games for fourth-place HC MVD.
2010-11: Derlyuk scored 5 goals with 9 assists in 44 games for Bobrov division champ Moscow Dynamo in the KHL. Four of Derlyuk's five goals were scored on the power play and he finished +3 with 18 PMs. In six playoff games he had two assists and was +5 with 8 PMs. Derlyuk, a 2005 draft pick, signed a one-year, entry-level contract with the Panthers in May 2011.
Derlyuk is a tall defenseman who has shown serious progression over the last couple of years. He is not flashy, and prefers to keep play simple, but he has some offensive ability to go with his defensive mindset.
Derlyuk signed a two-year contract with Dynamo Moscow this summer and will return to the KHL. At this point it looks like Derlyuk’s North American hockey career is at an end.