Łucki is a Polish-language toponymic surname literally meaning "from/of Łuck". Notable people with this surname include:

• Simḥah Isaac Luzki (1716-1766), qaraim maskil, theologian, kabbalist writer, scholar, bibliographer and spiritual leader
• Brenda Lucki, first female police commissioner for the Royal Canadian Mounted Police
• George Lucki (born 1957), Polish-Canadian consulting psychologist
• Jerzy Michał Łucki (1898 – 1939), Polish bobsledder, military officer and athlete

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