Hooley or Hoolie is a surname. Notable people with the surname include:

• Christopher Hooley (1928–2018), British mathematician
• Darlene Hooley (born 1939), American politician
• E. Purnell Hooley (1860–1942), Welsh inventor
• E. T. Hooley (1842–1903), explorer, pastoralist and politician in Western Australia
• Ernest Terah Hooley (1859–1947), English and financier and business promoter
• Frank Hooley (1923–2015), British politician
• Teresa Hooley (1888–1973), English poet
• Peter Hooley (born 1992), Australian basketball player
• Terri Hooley (born 1948), Northern Irish record label owner
• Reginald Hooley (1865–1923) English amateur paleontologist
• Richard M. Hooley (1822–1893), American theatrical manager

• Hooley Smith (1903-1963), Canadian ice hockey player
• Jim "Hoolie" DeCaire of Da Yoopers

• Miss Hoolie, a character from the British children's television programme Balamory, portrayed by Julie Wilson Nimmo

• Holey (disambiguation)
• Hoole (surname)
• Sylvester Ahola (1902–1995), American jazz trumpeter, nicknamed "Hooley"