Ji County or Jixian may refer to the county-level divisions in China:

• Ji County, Shanxi (吉县)
• Jizhou District, Tianjin, formerly Ji County (蓟县)
• Jizhou District, Hengshui, Hebei, formerly Ji County (冀县)
• Weihui, Henan, formerly Ji County (汲县)

• Ji (disambiguation)
• Jixian (disambiguation)