Iacobus

Latin

Alternative forms

Etymology

From Ancient Greek Ἰάκωβος (Iákōbos), from Biblical Hebrew יַעֲקֹב (Ya‘ăqṓḇ, “Jacob”, literally “he will/shall heel”), from עָקֵב (‘āqḗḇ, “heel of the foot”).

Pronunciation

(Classical Latin) IPA^(key): /i̯aːˈkoː.bus/, [i̯äːˈkoːbʊs̠]
(modern Italianate Ecclesiastical) IPA^(key): /jaˈko.bus/, [jäˈkɔːbus]

Proper noun

Iācōbus m (genitive Iācōbī); second declension

a male given name, equivalent to English Jacob or James
Iacobus Quintus, Rex Scotorum
James V, King of Scots

Iacobus Dei Gratia Angliæ Primus & Scotiæ Sextus Rex
James, King by the Grace of God, the First of England & the Sixth of Scotland

Declension

Second-declension noun.

Case	Singular	Plural
Nominative	Iācōbus	Iācōbī
Genitive	Iācōbī	Iācōbōrum
Dative	Iācōbō	Iācōbīs
Accusative	Iācōbum	Iācōbōs
Ablative	Iācōbō	Iācōbīs
Vocative	Iācōbe	Iācōbī

Descendants

→ Albanian: Jakob
→ Asturian: Xacobu
→ Basque: Jagoba, Jakobi, Jakes
→ Breton: Jagu
→ Catalan: Jacob
→ Chichewa: Yakobo
→ Cornish: Jago
→ Czech: Jakub
- ⇒ Czech: Kuba (diminutive)
→ Danish: Jakob, Jacob
- → Faroese: Jákup, Jakob, Jacob
- → Icelandic: Jakob, Jakop
→ Estonian: Jaakup, Jaakob, Jaagup
- ⇒ Estonian: Jaak (diminutive)
→ Finnish: Jaakop
- ⇒ Finnish: Jaakoppi, Jaakuppi (diminutive)
- ⇒ Finnish: Jaakko (diminutive)
  - → Northern Sami: Jáhko, Jágo
- ⇒ Finnish: Jäkki, Jaki (diminutive)
- ⇒ Finnish: Jaska, Jaskari, Jassi (diminutive)
- ⇒ Finnish: Jassi, Jasse, Jassu, Jasu (diminutive)
- ⇒ Finnish: Koppi (diminutive)
→ French: Jacob
- → Haitian Creole: Jakòb
→ Friulian: Jacob
→ German: Jakobus
→ Hungarian: Jakab, Jákob
→ Igbo: Jekọb
→ Italian: Jacopo
⇒ Italian: Giacobbe, Giacopo
- ⇒ Italian: Giaco (diminutive)
→ Kikuyu: Jakubu
→ Latvian: Jēkabs
→ Lithuanian: Jokūbas
→ Middle Dutch: jacob
- Dutch: Jacob, Jakob, Jacobus, Jakobus
  - Afrikaans: Jacob, Jakob, Jacobus, Jakobus
    - Afrikaans: Cobus, Kobus, Jaco, Jako, Koos
→ Middle English: Iacob
- ⇒ English: Jacob
  - ⇒ English: Jakob, Jaycob, Jaykob
  - ⇒ English: Jake, Jack, Jay (diminutive)
  - ⇒ English: Jeb (diminutive)
  - ⇒ English: Coby, Koby, Kobe (diminutive)
  - → Hawaiian: Iakobo, Iakoba, Iakopo, Iakopa
  - → Maori: Hakopa
→ Middle High German: Jācob
- → Alemannic German: Jakob
  - ⇒ Alemannic German: Jakobli (diminutive)
  - ⇒ Alemannic German: Joggi (diminutive)
  - ⇒ Alemannic German: Jockel (diminutive)
    - ⇒ Alemannic German: Jockeli (diminutive)
  - ⇒ Alemannic German: Köbi, Chöbi (diminutive)
- → Bavarian: Jakob
  - ⇒ Bavarian: Jackl (diminutive)
- Central Franconian:
  - Hunsrik: Jakob
- German: Jakob, Jacob
  - ⇒ German: Jakobi, Jakobi
  - ⇒ German: Jakobchen (diminutive)
  - ⇒ German: Köb, Köbes, Koeeb (diminutive)
  - ⇒ German: Jäggi, Joggi (diminutive)
  - ⇒ German: Jeckel, Jäckel (diminutive)
  - ⇒ German: Jockel, Jokel (diminutive)
    - → English: yokel (noun)
→ Norman: Jâcob
→ Northern Sami: Jáhkot, Jágát
- ⇒ Northern Sami: Járre, Járri (diminutive)
→ Norwegian: Jacob, Jakob
→ Old French: Jacques
- ⇒ French: Jacques
  - Haitian Creole: Jak
  - → Albanian: Zhak, Xhak, Xhakë
  - → Dutch: Sjaak
  - → English: Jacques, Jack (more often a diminutive of John)
  - → Latvian: Žaks
  - → Chinese: → 雅克 (Yǎkè) (transliteration)
- ⇒ Norman: Jacques
→ Old Irish: Iacób, Iacob
- ⇒ Irish: Iacób
→ Old Norse: Jakaupr
- ⇒ Old Gutnish: Jakaup
- ⇒ Old Swedish: Japer, Jåper, Joper, Jopper, Ieppa
  - ⇒ Swedish: Jap Jepp, Jop, Jp, Jåp, Ieb, Iep, Iepp (diminutive)
- ⇒ Old Danish: Jeip, Jep (diminutive)
  - ⇒ Danish: Jep, Jepp, Ib, Ip
- ⇒ Old Danish: Jeppa (diminutive)
  - ⇒ Danish: Jeppe
    - → Swedish: Jeppe, Jeppa
→ Old Galician-Portuguese: Jacob, Jacobe, Jacobo
- Galician: Xacobe, Xacob, Jacobe (reintegrationist), Xagobe, Jagobe (reintegrationist)
- Portuguese: Jacó, Jacob, Jacobe, Jacobo
  - → Hunsrik: Schakoh
Old Spanish: Yago, Iago
- Spanish: Yago, Iago
  - → Galician: Iago
  - → Portuguese: Iago
→ Polish: Jakub
- ⇒ Polish: Kuba (diminutive)
  - → Vilamovian: Küba
→ Romanian: Iacob
→ Samoan: Iakopo
⇒ Sardinian: Giagu, Iacu
→ Scots: Jaucob
⇒ Sicilian: Jàbbucu
→ Slovak: Jakub
- ⇒ Slovak: Jaka, Jaša (diminutive)
→ Slovene: Jakob
→ Sotho: Jakobo
→ Spanish: Jacobo
- ⇒ Spanish: Cobo (diminutive)
→ Swahili: Yakobo
→ Swedish: Jacob, Jakob
- ⇒ Swedish: Jacke, Jack (diminutive)
  - → Finnish: Jakke, Jakki, Jaki
→ Vietnamese: Giacôbê (Catholic), Giacơ (Protestant)
→ Walloon: Djåcob
→ Welsh: Iago, Jac
→ West Flemish: Jakob
- ⇒ West Flemish: Jaak (diminutive)
→ Yoruba: Jakọbù
→ Zulu: Jakobe

Late Latin: Iacomus

Franco-Provençal: Jacquèmo
Italian: Giacomo
- Italian: Giaco, Giachi, Giacomino, Mino (diminutive)
- → Maltese: Ġakmu
- → Portuguese: Jácomo
→ Navarro-Aragonese:
- → Aragonese: Chaime
Old French: James
- Middle French: James
  - French: James
- Norman: Jimce
- → Middle English: James, Ȝame, Gemes, Iam, Iames, Iamys, Iame, Ieme
  - ⇒ English: James
    - ⇒ English: Jim (diminutive)
      - ⇒ English: Jimmy, Jimmie, Jimmi, Jimi (diminutive)
      - ⇒ English: Jimbo (diminutive)
        → Hindi: जिम्बो (jimbo)
      - → Hawaiian: Kimo
    - ⇒ English: Jem (diminutive)
      - ⇒ English: Jemmy (diminutive)
    - ⇒ English: Jamie, Jamey (diminutive)
    - ⇒ English: Jay (diminutive)
    - → Chinese: → 詹姆斯 (Zhānmǔsī) (transliteration)
    - → Cornish: Jammes, Jamma
    - → Danish: James
    - → Fijian: Semesa
    - → Icelandic: James
    - → Irish: Séamas, Séamus, Seumas
      - → English: Seamus, Shamus
    - → Manx: Jayms
    - → Maori: Hemi
    - → Samoan: Semisi
    - → Scottish Gaelic: Seumas
      - → English: Hamish
    - → Swedish: James
    - → Welsh: Siâms
  - ⇒ Scots: Jeams
    - ⇒ Scots: Jeamie, Jeemie, Jamie, Jaimie (diminutive)
    - ⇒ Scots: Jeamock (diminutive)
    - ⇒ Scots: Jamesie (diminutive)
    - ⇒ Scots: Jizer (diminutive)
    - ⇒ Scots: Peem, Pim (diminutive)
      - ⇒ Scots: Pimmie (diminutive)
      - ⇒ Scots: Peemser (diminutive)
  - Yola: Jaames
Old Leonese:
- Asturian: Xaime
Old Occitan:
- Catalan: Jaume, Jaumet, Jacme
- Occitan: Jacme
Old Spanish: Jayme, Jaime
- Spanish: Jaime
- → Old Galician-Portuguese: Jayme, Jaymes, Jaime, Jame, James
  - Galician: Xaime
  - Portuguese: Jaime
⇒ Rhaeto-Romance:
- Friulian: Jacum
Venetan: Jacomo

Sānctus Iācōbus (“Saint James”):

Italo-Dalmatian:
- Sicilian: San Jàbbucu
Old Galician-Portuguese: Santiago, Santyago, Sãtiago, Sãtyago, Ssantiago
- Fala: Santiago
- Galician: Santiago
- Portuguese: Santiago
Old Spanish: Santiago, Sant Iago, Sant Yago, Santo Yago, Santo Iago
- Spanish: Santiago
  - → Asturian: Santiago
  - → Basque: Xanti
  - → Catalan: Santiago
  - → Cebuano: Santiago
  - → English: Santiago
    - English: Sandy, Sandi, Sandie
  - Spanish: Santi