Hally is both a surname and a given name. Notable people with the name include:
Surname David Hally (born 1940), American archaeologist Janice Hally (born 1959), Scottish playwright and screenwriter Patrick Hally (1866–1938), New Zealand politician Philip Hally, Royal Navy officer
Given name Hally Fitch (born 1900), American archaeologist Hally Pancer (born 1961), American photographer Hally Jolivette Sax (1884-1979), American botanist Hally Wood (1922–1989), American musician and singer