10 Longest Serving Chief Ministers of India 

By- Kavya Bhatt

Pawan Kumar (Sikkim)

Naveen Patnayak (Odisha)

Jyoti Basu (West Bengal)

Gegong Apang (Arunachal Pradesh)

Lal Thanhawla (Mizoram)

Virbhadra Singh (Himachal Pradesh)

Manik Sarkar (Tripura)

M. Karunanidhi (Tamil Nadu)

Prakhar Singh Badal (Punjab)

Yashwant Singh Parmar (Himachal Pradesh)