Zahradnik, Zahradník or Záhradník is a surname. Notable people with the surname include:
11408 Zahradník, main belt asteroid with an orbital period of 2059 Karel Zahradnik (1848–1916), Czech mathematician at the University of Zagreb Miloš Zahradník (born 1951), Czech mathematician who works on statistical mechanics in Charles University in Prague Rudolf Zahradník (1928–2020), Czech chemist Stanisław Zahradnik (born 1932), Polish historian
See also
Záhradné () Zahradníček (cs) Zahrádkář (cs)