Sidi (disambiguation)
Sidi stands for:
- Salutation widespread in western Arabia, see Sidi
 - a former factory site in Winterthur, see Sidi (Winterthur)
 - an Italian manufacturer of motorcycle boots and cycling shoes, see Sidi (company)
 - an ethnic group of African descent in India and Pakistan, see Siddi (people) .
 
Sidi is the family name of the following people:
- Ahmed Salim Ould Sidi (1939–1981), Mauritanian Prime Minister
 - Dey Ould Sidi Baba (1921–1992), Moroccan diplomat
 
See also: