Hug is a German surname. Notable people with the surname include:
Alexander Hug (ski mountaineer) (born 1975), Swiss ski mountaineer Alexander Hug (rugby player) (born 1984), German rugby union player Alfons Hug (born 1950), German curator Andy Hug (1964-2000), Swiss kickboxer Christian Hug (born 1982), German rugby union player Christine Hug (1981-2023), Swiss military officer Gary Hug, American astronomer Johann Leonhard Hug (1765-1846), German theologian Maja Hug (born 1928), Swiss figure skater Marcel Hug (born 1986), Swiss wheelchair athlete Reto Hug (born 1975), Swiss triathlete Tim Hug (born 1987), Swiss skier Werner Hug (born 1952), Swiss chess player