| J Dilla | J Dilla |
| J Sharp | J Sharp |
| j-bar | wyciąg talerzykowy |
| J-Cat | J-Cat |
| J-class yacht | Klasa J |
| J-pop | J-pop |
| J. D. Salinger | Jerome David Salinger |
| J. M. Barrie | James Matthew Barrie |
| Jaan Juris | Jaan Jüris |
| Jaan Kaplinski | Jaan Kaplinski |
| Jaan Kross | Jaan Kross |
| Jaana Pelkonen | Jaana Pelkonen |
| Jaap de Hoop Scheffer | Jaap de Hoop Scheffer |
| Jaap Stam | Jaap Stam |
| Jabalia | Dżabalija |
| Jabalpur | Dźabalpur |
| Jabba the Hutt | Jabba |
| Jaber Al-Ahmad Al-Jaber Al-Sabah | Jabir Al Sabah |
| Jablanica | Jablanica |
| Jablanica District | Okręg jablanicki |
| Jablonec nad Jizerou | Jabłoniec nad Izerą |
| Jablonec nad Nisou | Jablonec nad Nysą |
| Jablonec nad Nisou District | Powiat Jablonec nad Nysą |
| Jablunkov | Jabłonków |
| Jablunkov Pass | Przełęcz Jabłonkowska |
| Jabłonowo Pomorskie | Jabłonowo Pomorskie |
| Jaca | Jaca |
| Jacek | Jacek |
| Jacek Kaczmarski | Jacek Kaczmarski |
| Jacek Kuroń | Jacek Kuroń |
| Jacek Yerka | Jacek Yerka |
| Jacen Solo | Jacen Solo |
| Jachenau | Jachenau |
| jacinth | hiacynt |
| Jacinto Benavente | Jacinto Benavente |
| Jacinto Quincoces | Jacinto Quincoces |
| jack | lewarek |
| Jack Adams Award | Jack Adams Award |
| Jack and the Beanstalk | Jaś i magiczna fasola |
| Jack Aubrey | Jack Aubrey |
| Jack Black | Jack Black |
| Jack Brabham | Jack Brabham |
| Jack Bruce | Jack Bruce |
| Jack Charlton | Jack Charlton |
| Jack Coleman | Jack Coleman |
| Jack daw | Kawka |
| Jack Dempsey | Jack Dempsey |
| Jack Hobbs | Jack Hobbs |
| Jack Johnson | Jack Johnson |
| Jack Kerouac | Jack Kerouac |
| Jack Kevorkian | Jack Kevorkian |
| Jack Kilby | Jack Kilby |
| Jack Lemmon | Jack Lemmon |
| Jack London | Jack London |
| Jack Nance | Jack Nance |
| Jack Nicholson | Jack Nicholson |
| Jack Palance | Jack Palance |
| Jack Ruby | Jack Ruby |
| Jack Russell Terrier | Jack Russell Terrier |
| Jack Shephard | Jack Shephard |
| Jack Snipe | Bekasik |
| Jack Sparrow | Jack Sparrow |
| Jack Steinberger | Jack Steinberger |
| Jack Straw | Jack Straw |
| Jack Swigert | John Swigert |
| Jack the Ripper | Kuba Rozpruwacz |
| Jack Vance | Jack Vance |
| Jack Warner | Jack Warner |
| Jack Warner Schaefer | Jack Schaefer |
| Jack White | Jack White |
| Jack Williamson | Jack Williamson |
| jackal | szakal |
| Jackass-barque | Barkentyna |
| jackdaw | kawka |
| jacket | kurtka |
| Jackie Brown | Jackie Brown |
| Jackie Chan | Jackie Chan |
| Jackie Chan Adventures | Przygody Jackie Chana |
| Jackie Joyner-Kersee | Jackie Joyner-Kersee |
| Jackie Stewart | Jackie Stewart |
