'''Zeltner''' is a surname. Notable people with the surname include:
*Bruno Zeltner (born 1967), Swiss sailor *Gustav Georg Zeltner (1672–1738), German theologian *Jürg Zeltner (1967–2020), Swiss businessman *Michelle Zeltner (born 1991), Swiss heptathlete *Paul E. Zeltner (1925–2018), American politician *Peter Josef Zeltner (1765–1830), Swiss officer, politician and diplomat *Thomas Zeltner (born 1947), Swiss physician, lawyer and politician *Tina Zeltner (born 1992), Austrian judoka *Trevor Zeltner (born 1951), Australian rules footballer {{Baker-surname}} {{surname|Zeltner}}