Jack the Ripper ("Jack Thâi-koah-chiá") sī Lûn-tun ùi 1888 nî chhut-hiān ê chi̍t ūi sin-hūn put-bêng ê liân-sio̍k thâi-lâng hiong-chhiú.

Jack the Ripper goân-té sī tī chi̍t tiuⁿ keng-kòe mûi-thé liû-thoân ê phoe-sìn téng chū-chheng hiong-chhiú ê miâ-hō, m̄ koh pún phoe hông jīn-ûi sī mō͘-bêng ê chok-phín.

Ùi Eng-kok chāi-tē ê hoān-chōe tóng-àn ia̍h sī chi̍t kóa tong-sî ê sin-bûn pò-tō, pún hiong-chhiú sī hō chò the Whitechapel Murderer he̍k-chiá Leather Apron.