Odonates are represented by dragonflies and damselflies. In valley districts of Manipur odonates variety were observed and recorded a total of 36 species of odonates, 25 species under 3 families of Anisoptera and 11 species under Zygoptera during the period of one year from January,2015 to December,2015. Libellulidae was the dominant family with 21 species followed by Aeshnidae with 3 species and Macromiidae with 1 species. Under Zygoptera the family Coenagrionidae was dominant with 10 species followed by Platycnemididae with 1 species. The diversity of odonate species was highest during the month of August and September followed by June-July and no odonate species during the month of January.