葉問4
- annos singulos: 2019
- Patriam: China, Hong Kong
- genus: Action, History, Drama
- Studio: Mandarin Films, Tin Tin Film Production
- keyword: immigrant, martial arts, kung fu, california, fight, san francisco, california, chinatown, karate, based on true story, sequel, cancer, racism, chinese, wing chun, 1960s, san francisco, factual
- Director: 葉偉信
- cast: 甄子丹, Wu Yue, 吳建豪, Scott Adkins, Kent Cheng Jak-Si, 陳國坤