Zeki as Turkish masculine name and may refer to:
- Zeki Akar (born 1944), Turkish judge
- Zeki Alasya (1943-2015), Turkish actor
- Zeki Demir (born 1982), Turkish karateka
- Zeki Demirkubuz (born 1964), Turkish film director
- Zeki Gülay (born 1972), Turkish basketball player
- Zeki Kuneralp (1914–1998), Turkish diplomat
- Zeki Müren (1931–1996), Turkish singer
- Zeki Ökten (1941–2009), Turkish film director
- Zeki Önder Özen (born 1969), Turkish footballer
- Zeki Pasha (1862-1943), Ottoman Turkish field marshal
- Zeki Rıza Sporel, (1898–1969), Turkish footballer
- Zeki Sezer, Turkish politician
- Zeki Üngör (1880–1958), Turkish composer
- Zeki Velidi Togan (1890-1970), Turkologist and historian of Bashkir origin
- Zeki Yavru (born 1991), Turkish footballer
As a surname:
- Semir Zeki, neuroscientist
As a nickname:
- Salih Zeki, mathematician