Gustav Erik Larsson (born 20 September 1980 in Gemla) is a Swedish professional road racing cyclist for UCI Continental team Cult Energy Pro Cycling. He previously rode for UCI Professional Continental team IAM Cycling in 2013-14 and Vacansoleil–DCM in 2012. He is a very skilled time trialist; he has won his national title seven times, and has taken silver medals at the Beijing Olympics in 2008 and the 2009 World Championships in Mendrisio.