Henry Hellyer was an explorer in north west Tasmania during the 1820s.
Places in the region named after him include: Hellyer Gorge Hellyer College, college in Tasmania, Australia Hellyer County Park Hellyer Park Velodrome, a velodrome in Hellyer County Park Hellyer River
Other notable people named Hellyer include: Albert Hellyer (died 1945), Canadian politician Arthur Hellyer (1902–1993), British horticulturist Arthur Lawrence Hellyer Jr. (1923–2018), radio host H. A. Hellyer, British academic and author on European affairs and relations with the Muslim world Jill Hellyer (1925–2012), Australian poet and writer Jonathan Hellyer (born 1967), English singer, theatre director and drag actor Paul Hellyer (1923–2021), Canadian politician and Minister of National Defence Peter Hellyer (1947–2023), British film-maker, journalist, historian and archaeologist Thomas Hellyer (1840–1889), 19th-century Australian politician Thomas Hellyer (architect) (1811–1894), 19th-century English architect William Hellyer (died 1885), Australian politician