Blecha (feminine: Blechová) is a Czech surname meaning 'flea'. Notable people with the surname include:
Filip Blecha (born 1997), Czech footballer Kurt Blecha (1923–2013), German politician Norbert Blecha (born 1950), Austrian film producer Oldřich Blecha, Czech table tennis player Peter Blecha, American historian and author Petr Blecha (born 1970), Czech rower
See also