Cognomen Bontjer (Bontjer 
) , in the world, is a rare surname. The last name Bontjer is habitual in Western Europe, particularly Netherlands, where it is a rare surname, Germany, and Switzerland, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Germany, Netherlands, and Australia.
| VARIANT | COUNTRY |
|---|---|
| Bontjer | Germany, Australia, Switzerland, Thailand, Netherlands |
| hermann bontjer German politician (1939-2014), DE (b. 1939) |
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| i. bontjer researcher |
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| ilja bontjer researcher |
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Mr, Saskia, Alicia, Kilian, Daniel, Gerard, George, Johann, Harald, Marieke, Ineke, Michael, Carlijn, Richard, Gerhard, Lennard, Janneke, Jürgen, Heidrun, Annelies, Supaksorn, Sabrina, Jeannette, Niels, Joost, Ate, Ben, B B, B G, Pim, G B, Tom, Ina, Marc, Truus, Anja, John, Henk, Marco, Amber, Koert, Kevin, Robin, G W B, Johan, Dita, and Willemijn