Amarachi is an Igbo unisex given name which translates to "God's grace" in English. Notable people who bear the name include:
- Amarachi (born July 17, 2004) – Nigerian singer
- Bede Amarachi Osuji (born January 21, 1996) – Nigerian footballer
- Amarachi Obiajunwa (born October 10, 1989) – Nigerian wrestler