Anna Rajan was born in
Aluva,
Kerala, to Sheeba and K. C. Rajan. She has an elder brother named Shaun. She was educated at the Nirmala School, Muvattupuzha, and then at St. Francis College in Aluva. Later, she studied nursing at
Government Medical College, Ernakulam. Her father died while she was in college, and his sudden demise placed financial pressure on the family, prompting her to take up jobs during her studies. == Career ==