The 55th Coke's Rifles (Frontier Force) was a regiment of the British Indian Army. It was raised in 1849 as the 1st Regiment of Punjab Infantry. It was designated as the 55th Coke's Rifles (Frontier Force) in 1903 and became 1st Battalion (Coke's) 13th Frontier Force Rifles in 1922. In 1947, it was allocated to the Pakistan Army, where it continues to exist as 7th Battalion The Frontier Force Regiment.

The 13th Frontier Force Rifles was part of the British Indian Army, and after 1947, Pakistan Army. It was formed in 1922 by amalgamation of five existing regiments and consisted of five regular battalions. In 1947, it was allocated to the Pakistan Army.