Tomas Gadeikis (born January 30, 1984) is a retired Lithuanian sprint canoeist who competed from 2005 to 2014. He won four medals in the C-2 200 m event at the ICF Canoe Sprint World Championships with two golds (2009, 2010) and two bronzes (2006, 2007).
Gadeikis also competed in the C-2 500 m event at the 2008 Summer Olympics in Beijing, but was eliminated in the semifinals.
In 2014, Gadeikis announced his retirement from professional sport.[1]