Elvan is the native variety of quartz-porphyry in Cornwall and Devon, England.

Elvan may also refer to:

Given name

• St Elvan, a possibly legendary 2nd-century British saint
• St Elvan, another name for St Elwen of Cornwall
• Eluan Powys (Elvan of Powys), a seventh century character named throughout Llywarch Hen's englyn-poem, Canu Heledd.
• Elvan Abeylegesse (born 1982), Ethiopian-Turkish female track and field athlete

Surname

• Berkin Elvan (1999–2014), Turkish boy died in coma after a tear-gas cartridge fired by police hit his head
• Lütfi Elvan (born 1962), Turkish mining engineer, politician and government minister

Others

• Elvan (soft drink), Turkish soft drink brand
• Elvan Water, a stream in Scotland