Lacedelli is a surname. Notable people with the surname include:

Antonio Lacedelli, Italian ski jumper Giulia Lacedelli (born 1971), Italian curler Lino Lacedelli (1925–2009), Italian mountaineer Maria-Grazzia Lacedelli (née Constantini, born 1943), Italian curler Roberto Lacedelli (1919–1983), Italian alpine skier