Loncke

Loncke is a surname of Dutch origin. Notable people with the surname include:


 * Gérard Loncke (1905–1979), Belgian cyclist
 * Jacob Lambrechtsz. Loncke (1580–1644), Dutch painter
 * Joycelynne Loncke, Guyanese academic
 * Louis-Philippe Loncke (born 1977), Belgian adventurer