Tho or THO may refer to: Languages
People Thổ people, of northern Vietnam Jeff Tho (born 1988), Australian badminton player Lê Đức Thọ (1911–1990), Vietnamese revolutionary general
Places T'ho, an ancient Mayan city Þórshöfn Airport, Iceland (IATA:THO)
Other uses Tricolour (political movement) (), Czech Republic