Avifaunal diversity in mustard (Brassica spp.) crop was studied from October 2020 to April 2021 in theagricultural field areas at two locations of district Ludhiana, Punjab. A total of 40 species were observed,with the most dominant order and family being Passeriformes (57%) and Passeridae (17.5%), respectively. Based on the status of birds, 75% were resident, 17.5 % were resident migrant and 7.5% were migrant. As per IUCN status, all 40 species falls under least concern category. As the foraging guilds of the birds are overlapping resulting in some birds falling under two or more foraging guilds and as per their foraging habits, 52% were insectivorous, 14% were frugivorous, 11% granivorous, 9.5% feeding on small invertebrates, 8.5% phytophagous, 4% feeding on small vertebrates and 1% omnivorous. Based on the status of birds, 75% birds were resident, 17.5 % were resident migrant and 7.5% were migrant.