Jacek is a Polish given name of Greek origin related to Hyacinth, through the archaic form of Jacenty. Its closely related equivalents are: Jacinto (Spanish and Portuguese), Giacinto (Italian), Jácint (Hungarian) and Jacint (Catalan, shortened to Cint or Cinto following the Catalan tradition of hypocorising through apheresis).

Jacek, Jacinto, Giacinto, Jacint
The Death of Hyacinth by Giovanni Battista Tiepolo
PronunciationPolish: [ˈjat͡sɛk]
GenderMale
Origin
Word/nameHyacinth
Meaning[real meaning needed]
Region of originPolish, Spanish, Portuguese, Italian, Catalan, Hungarian, Czech, Slovak, Greek
Other names
Related namesJacinto (Spanish and Portuguese), Jacint/Cint/Cinto (Catalan), Giacinto (Italian), Jácint (Hungarian), Hyacinth (Greek)

The name Jacek might refer to: