Dagh ooilley ghuillag
- Io (eayst)
- Iowa
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- Irene Cara
- Iriddjum
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- Irpin
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- Irree Magh ny Frank
- Irree Magh ny Frank (1789)
- Irree Magh y Rank
- Irree magh frangagh
- Irree magh ny Frank (1789)
- Iryna Friz
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- Isaac Newton
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- Ishoj
- Ishøj
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- Islam
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- Isle of Man Purchase Act
- Isle of Man Purchase Act 1765
- Isma'il Pasha yn Egypt
- Israel
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- Isten, áldd meg a magyart
- Isten áldd meg a magyart
- István Ládai
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- Ita Rina
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- Ivan Kramskoi
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- J
- J. D. Salinger
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- J. R. R. Tolkien
- JABE
- Jaaghag
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- Jack Hendry (bluckaneyr, ruggit 1995)
- Jack Hendry (bluckaneyr ruggit 1995)
- Jack Lynch
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- Jackie Chan
- Jacksonville, Florida
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- Jacob van Heemskerk
- Jacobaea erucifolia
- Jacobus Arminius
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- Jaddag
- Jade Wilcoxson
- Jadowniki, Queiggey ny Polynn Beg
- Jadowniki, Queiggey yn Pholynn Veg
- Jaggad
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- Jake Buxton
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- Jake Thomas
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- Jalloo-oaylleeaght
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- Jalloo-screeueyrys Eajiptagh
- Jalloo-screeueyrys Egyptagh
- Jalloo roie
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- James Woods
- Jamestown, Ellan Helena Noo
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- Jaqueline Cristian
- Jarroo-raa
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- Jason Bateman
- Jason Dohring
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- Jason Segel
- Jastrzębie-Zdrój
- Jazz Jennings
- Jean-Baptiste Charles Bouvet de Lozier
- Jean-Christophe Bouvet
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- Jean Chapelain
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- Jean de La Fontaine
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- Jeannette Rankin
- Jecrean
- Jedoonee
- Jee
- Jeeg
- Jeeg Beaufort
- Jeeghyn Eajiptagh
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- Jeeig Beaufort
- Jeeneysoar
- Jees sloo
- Jeff Bezos
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- Jenna Coleman
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- Jens Podevijn
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- Jesús Castillo
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- Jharrel Jerome
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- JoAnna Garcia Swisher
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- Jodi Taylor
- Jodi Taylor (screeudeyr)
- Jodie Comer
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- Joe Biden
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- John A. Costello
- John Adams
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- John Ball (bluckaneyr, ruggit 1925)
- John Ball (bluckaneyr ruggit 1925)
- John Bauer (tayrneyder)
- John Benson (bluckaneyr, ruggit 1942)
- John Benson (bluckaneyr ruggit 1942)
- John Boyega
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- John Doman
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- John Ericsson
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- John Travolta
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- Johnny Cash
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- Jona Lewie
- Jonas Altberg
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- Jool Kaesar
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- Joseph Maskell
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- Josephine Kermode
- Josephine Kermode (Cushag)
- Josh Duhamel
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- José Luis Rodríguez Zapatero
- José Luís Rodríguez Zapatero
- José Manuel Barroso
- José Manuel Durão Barroso
- Joséphine de Beauharnais
- Juan Clague
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- Juan Turner
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- Juglans regia
- Jules Dumont d'Urville
- Julia Lester
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- Julia Stiles
- Julie Berman