Ružička

Růžička or Ružička or Ruzicka may refer to:

Růžička = Czech surname

Ružička = Slovak surname

• Dan Růžička (born 1991), Czech ice hockey player
• David Růžička (born 1988), Czech ice hockey player
• Drahomír Josef Růžička (1870–1960), Czech-born American photographer
• František Ružička (born 1966), Slovak diplomat
• Gayle Ruzicka, American activist
• Jan Růžička (born 1997), Czech ice hockey player
• Josef Růžička (1925–1986), Czechoslovak wrestler
• Karel Růžička (1909–?), Czechoslovak bobsledder
• Karel Růžička (pianist) (1940–2016), Czech pianist
• Leopold Ružička (1887–1976), Croatian chemist (Nobel Prize in Chemistry 1939)
• Marek Růžička (born 1995), Czech ice hockey player
• Marla Ruzicka (1976–2005), American activist-turned-aid worker
• Martin Růžička (born 1985), Czech ice hockey player
• Miroslav Růžička (born 1959), Czech sport shooter
• Nils Ruzicka (born 1973), German record producer
• Peter Ruzicka (born 1948), German composer
• Peter Ružička (1947–2003), Slovak computer scientist
• Peter Arne Ruzicka (born 1964), Norwegian businessman
• Rudolf Růžička, Czechoslovak modern pentathlete
• Rudolf Růžička (composer) (born 1941), Czech composer
• Rudolph Ruzicka (1883–1978), Czech-born American illustrator and book designer
• Štefan Ružička (born 1985), Slovak ice hockey player
• Viktor Růžička (1943–2013), Czech cinematographer
• Vladimír Růžička (born 1963), Czech ice hockey player and coach
• Vladimír Růžička (ice hockey b. 1989), Czech ice hockey player
• Zdeněk Růžička (born 1925), Czechoslovak gymnast
• Ruzicka (TV series), a Canadian television series