Martin Sonnenberg (born January 23, 1978) is a Canadian former professional ice hockey forward who played three seasons in the National Hockey League (NHL) for the Pittsburgh Penguins and Calgary Flames Now playing in Wetaskiwin for the Wetaskiwin Longhorns Sonnenberg was born in Wetaskiwin, Alberta.

Undrafted, Sonnenberg started his professional hockey career with the Saskatoon Blades of the WHL in 1995.

At the end of the 2006–07 season he decided to retire from professional hockey, however, in the Winter of 2007 Sonnenberg received the call of HC Ambrì-Piotta, a Swiss club of the National League A.

During his second season in Switzerland, Sonnenberg left Piotta on January 13, 2009, after he signed a contract with Timrå IK of the Swedish Elitserien.

Despite a willingness to continue on with Timrå, Sonnenberg was forced to retire from professional hockey due to a chronic knee injury.