Goo Goon-Chung · 顧冠忠 · 고관충 · 顾冠忠 · Guh Guan-Jong · Gu Guanzhong · Ku Kuan-Chung · کو کوان-چونگ · Koo Koon Chung · Koo Kwan-Chung
Ku Kuan-Chung (Chinese: 顧冠忠, born 22 February 1955) is a Hong Kong actor.