INS Ajay may refer to the following vessels of the Indian Navy:
- INS Ajay (1960), an Ajay-class patrol vessel launched in 1960 and given to Bangladesh in 1974 where she served as BNS Surma
- INS Ajay (1990), an Abhay-class corvette commissioned in 1990
- INS Ajay (2025), an Arnala-class corvette launched in 2025
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.