| Jaan | | Jalke | | Jalle | | Janke | | Jannes | | Jans | | Janus | | Jap | | Japco | | Japik | | Japke | | Jappe | | Jappie | | Jarich | | Jaring | | Jarn | | Jasper | | Jeen | | Jelco | | Jeldert | | Jelies | | Jelke | | Jelle | | Jellis | | Jelmar | | Jelmer | | Jelt | | Jelte | | Jenk | | Jensen | | Jente | | Jentje | | Jeppe | | Jerre | | Jerryt | | Jert | | Jesse | | Jetse | | Jette | | Jetze | | Jibbe | | Jildert | | Jildo | | Jilke | | Jill | | Jille | | Jilt | | Jim | | Jippe | | Jisk | | Jiske | | Jisse | | Jitse | | Jitte | | Joan | | Jochem | | Jochum | | Joeke | | Joere | | Johannes | | Jolke | | Jolle | | Jonne | | Joppe | | Jorgen | | Joris | | Jork | | Jorke | | Jorn | | Jorne | | Jorre | | Jorrit | | Jort | | Jou | | Jouke | | Jouw | | Jouwert | | Jurjen | | Jurmen | | Jurre | | Jurrit | | Juwe |
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