Janki Chak is a village in Moyna tehsil in district of Purba Medinipur, West Bengal, India. As per the data provided by Census of India in 2011, total population of Janki Chak was 878 which includes 431 males and 447 females. Janki Chak covers 41.48 ha area. Pincode of Janki Chak is 721644.