Kalker is a German- and Dutch-language occupational surname for a lime burner (cf. Chalker, Kolker, Kalkbrenner). It may refer to:
Dennis Kalker (), Dutch speed skater, 2002 winner of the KNSB Dutch Super Sprint Championships Joost Jacques Kalker (1933–2006), Dutch mechanical engineer Martha Vonk-van Kalker (1943–2022), Dutch politician
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