You need to use collation
here with locale: "en"
db.collection.find({}).collation({ locale: "en" }).sort({ name: 1 })
So for the below document
{ "_id" : 1, "name" : "Bhavik" }
{ "_id" : 2, "name" : "Jay" }
{ "_id" : 3, "name" : "atul" }
You will get
{ "_id" : 3, "name" : "atul" }
{ "_id" : 1, "name" : "Bhavik" }
{ "_id" : 2, "name" : "Jay" }