Gelli may refer to:

People Given name Gelli de Belen (born 1973), Filipina actress and former child star Gelli Meyrick (also Gelly or Gilly) (1556?–1601), Welsh supporter of Robert Devereux, 2nd Earl of Essex, and conspirator in Essex's rebellion

Surname Cesare Gelli (1932–2016), Italian actor and voice actor Chiaretta Gelli (1925–2007), Italian singer and film actress Eduardo Gelli (1853–1933), Italian painter Francesco Gelli (born 1996), Italian footballer Giambattista Gelli (1498–1563), Italian humanist Jacopo Gelli (born 2001), Italian footballer Licio Gelli (1919–2015), Italian fascist Freemason associated with the rogue Masonic lodge Propaganda Due or P2 Mario Gelli (born 1957), Italian long-distance runner Ramesh Gelli, Indian bank executive

Places Ardenis, Armenia, formerly Gelli Gelli, Rhondda, a district in the Rhondda Valley, South Wales Gelli, Pembrokeshire, a hamlet in Pembrokeshire, West Wales Mynydd y Gelli, Welsh mountain Gelli Formation, geologic formation in Wales The Gelli, country house situated between Tallarn Green and Tybroughton in Wrexham County Borough, Wales Gelli Bridge, two-arch bridge spanning the River Syfynwy a few yards before its confluence with the Eastern Cleddau, Wales Y Gelli, the Welsh name of Hay-on-Wye, Powys, Wales

See also Gellis