There have been seven players who have chosen to wear the number 4 while representing the Colorado Avalanche. There are a lot of very prominent players on this roster so be warned, voting for one might be hard.
Uwe Krupp (Regular Season GP 729, 69G, 212A, 660 PIM)
Uwe Krupp was selected 214th overall in 1983. This was back when there were 12 rounds. Uwe Krupp was selected in the 11th round by the Buffalo Sabres. Krupp was the second German player to have a lasting and successful career in the NHL after Walt Tkaczuk and the first German-born player to win the Stanley Cup. Krupp started in the AHL but didnt last long and was brought up to the NHL very quickly. He spent 6 seasons with Buffalo until he was traded to the New York Islanders and played for them for 3 seasons. He then was sent to the Quebec Nordiques and started the 1994-1995 season with them. His rights were transfered to the Colorado Avalanche and played with them for 4 seasons (3 with the Avalanche). He later played 2 seasons with the Detroit Red Wings and one with the Atlanta Thrashers before retiring.
Uwe Krupp played in a total of 188 games for the organization and had 19 goals and 59 assists for 78 points in that span. He played in 34 playoff games and 19 points in his time with the organization. He was also a member of the 1995-1996 Stanley Cup team.
Cam Russell ( Regular Season GP 396, 9G, 21A, 872 PIM)
Aaron Miller was drafted by the Chicago Blackhawks in 1987 50th overall in the 3rd round. He played 9 of his 10 seasons in the NHL with the team that drafted him and ended his career with one season on the Colorado Avalanche. He then went on to be an assistant coach with the Halifax Mooseheads and then returned to be the GM of that team for the 2013 Momorial Cup win with MacKinnon leading the charge on the ice.
He appeared in 35 games with 1 goal, 2 assists and 84 penalty minutes in his one season in the 1998-1999 season.
Rob Blake (Regular Season GP 1270, 240G, 537A, 1679 PIM)
Rob Blake was drafted in 1988 70th overall in the 4th round by the Los Angeles Kings. This Hall of Famer started in the NHL in his draft +1 season in 1989 and played 4 games. He played 12 years total with the Kings and he was going to become a UFA so he was traded to the Avs in 2001. He then won the Stanley Cup in his first year with the Avs and played for 5 years with them. He returned to the Kings as a free agent for 2 years and then finished out his career on another 2-year contract with the San Jose Sharks.
In his time with the Colorado Avalanche, he tallied 62 goals, 146 assists, and 278 PIM in 322 games with the Avs. in 68 playoff games he registered 16 goals and 27 assists.
Nolan Pratt (Regular Season GP 592, 9G, 56A, 537 PIM)
Nolan Pratt was drafted in the 1993 draft 115th overall in the 5th round by the Hartford Whalers. He entered the NHL at age 21 with Hartford and stayed with the franchise after the move to Carolina. He was then traded to Colorado in a trade that sent Ozolinsh to Carolina. He then spent one season with the Avalanche and was traded the next season to the Tampa Bay Lightnine where he spend 5 seasons with them before signing as a free agent in his final NHL season with the Buffalo Sabres.
Nolan Pratt appeared in 46 games tallying a goal and two assists. He currently works as an assistant coach under Jared Bednar for the Colorado Avalanche.
John-Michael Liles (Regular Season GP 836, 87G, 283A, 286 PIM)
Liles was drafted by the Colorado Avalanche in 2000 159th overall in the 5th round. He entered the NHL in the 2003-2004 season at age 23. He went on to play in 6 seasons with the Avalanche before being traded to the Toronto Maple Leafs in the offseason where he spent 2 years. He then was traded to the Hurricanes and played for 3 seasons with them. On the trade deadline in 2017 he was traded to Bruins and then resigned a one year contract with them before retiring. During his time with the Avalanche, though, he played under the number 26 before donning number 4 after relinquishing 26 to rookie Paul Stastny.
In his time with the Avalanche he played in 523 games while putting up 68 goals, 207 assists, and 218 PIM. After retiring, Liles became an analyst on Altitude network covering the Avalanche.
Greg Zanon (Regular Season GP 7, 0G, 0A, 4 PIM)
Greg Zanon was drafted by the Ottawa Senators in 2000 156th overall in the 4th round just 3 picks before Liles. He was never signed by the Senators and was signed by Nashville and played in the AHL for a couple seasons before graduating to the big leagues. He spent 4 seasons with Nashville and left as a free agent. He signed a 3 year deal with the Wild and fell out of favor with them. In his last year with them he was traded to the Bruins. He then signed as a free agent with Colorado and played 44 games with them in the 2012-2013 season registering 6 assists.
Tyson Barrie (Regular Season GP 406, 61G, 187A, 22 PIM)
Tyson Barrie was drafted in 2009 64th overall in the 3rd round. He was drafted along with Matt Duchene and Ryan O’Rielly for one of the best Avalanche draft classes of recent history but is the only remaining player from that draft. He entered the NHL in 2011 at age 20 for 10 games. The next season he played in 32 games and has never left. So far his 248 points with the Avs have come from a couple top defensive performances in the NHL and is known as one of the top offensive defensemen in the NHL today.