Chang Apana (December 26, 1871 – December 8, 1933; traditional Chinese: 鄭阿平; simplified Chinese: 郑阿平; pinyin: Zhèng Āpíng; Wade–Giles: Cheng4 A1p'ing2; Jyutping: Zeng6 Aa3ping4) was a Chinese-Hawaiian member of the Honolulu Police Department, first as an officer, then as a detective. He was acknowledged by Earl Derr Biggers as the inspiration for his fictional Chinese American detective character, Charlie Chan.

The Honolulu Police Department (HPD) is the principal law enforcement agency of the City and County of Honolulu, Hawaii, headquartered in the Alapa'i Police Headquarters in Honolulu CDP.