12 Jenụwarị bu ubochi nke 12th (nke iri na abụọ) na onwa ana kpo Jenụwarị. Na Gregorian calender, 12 Jenụwarị bu ubochi nke 12th na afo. Anyi nwere agugu ubochi 353 (354 na afo nke ana-kpo leap-year) du mgbe afo na agwu.