GTW may refer to:
Transportation Holešov Airport, in Zlín Region, Czech Republic
Rail transport Grand Trunk Western Railroad, an American railway Stadler GTW, an articulated railcar Gatwick Airport railway station, a railway station in Sussex, England
Road transport Gross trailer weight rating Gross train weight
Other uses GTW (TV station), in Western Australia Gateway, Inc., an American computer maker Geosciences Technology Workshop Global Trade Watch, an American consumer advocacy organization