Kolin Diba is a village in Dudhi tehsil in district of Sonbhadra, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Kolin Diba was 1,488 which includes 748 males and 740 females. Kolin Diba covers 309.88 ha area. Pincode of Kolin Diba is 232221.