Across the world, Pieterjan (Pieterjan 
) is a rare masculine given name. The forename Pieterjan is habitual in Western Europe, particularly Belgium, where it is quite a rare masculine name, and Netherlands, where it is a rare boy's name. Very seldom, Pieterjan is the last name as well as the forename.
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| Pieterjan | Belgium, South Africa, Thailand, United States, Netherlands |
| pieterjan huyghebaert Belgian journalist, BE |
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| pieterjan claes researcher |
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| pieterjan de smedt Belgian journalist, BE |
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| pieterjan robbe Ph.D. Katholieke Universiteit Leuven 2019 |
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| pieterjan vanden boer researcher |
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| pieterjan dierickx researcher ORCID ID = 0000-0002-1709-1477 |
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| pieterjan buelens researcher (ORCID 0000-0003-0811-518X) |
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| pieterjan verhelst researcher |
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| pieterjan deckers archaeologist |
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| pieterjan merckx researcher (ORCID 0000-0002-3274-6144) |
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| pieterjan debie researcher |
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| pieterjan monteyne Belgian footballer, BE (b. 1983) |
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| pieterjan de bauw |
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| pieterjan maertens |
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| pieterjan hermans BE |
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Pas, Beheydt, Buelens, Perelle, Podevyn, Dhulster, Ossieur, ªtre, Seynaeve, Delbecque, Cooreman, Deschrijver, Declerck, Goedertier, Jorissen, Vanduyfhuys, Vanluchene, Verhelst, Uytterhoeven, Maurissen, Schraepen, Demeyere, Smeyers, Soenens, Mertens, Maes, Smet, Baert, Boghe, Braet, Pertz, Devos, Lamon, Leune, Segers, Arends, Colson, Croene, Kurris, Desmet, Deraes, Dubois, Goeteyn, Luyckx, Feyter, Maeyaert, Deconinck, and Hillewaere