Liechti is a surname. Notable people with the surname include:
Alban Liechti (1935–2024), French anti-colonial activist Aron Liechti (born 1986), Swiss footballer Fabienne Liechti, Swiss-American dancer Jasmin Liechti (born 2002), Swiss cyclist Matthias Liechti (born 1970), Swiss scientist and physician Peter Liechti (1951–2014), Swiss film director