Sikkim Congress may refer to these political parties in the state of Sikkim, India: Sikkim State Congress (estb. 1947), in the kingdom of Sikkim, disestablished after Sikkim's merger with India in 1975 Sikkim National Congress (estb. 1962), in the kingdom of Sikkim, disestablished after Sikkim's merger with India in 1975 Sikkim Congress (Revolutionary) (1979–1981), in the Indian state of Sikkim Sikkim Prajatantra Congress, in the Indian state of Sikkim Sikkim Pradesh Congress Committee, branch of the Indian National Congress in the state