It is impossible to definitively say whether someone with the last name "Pannu" is a Jat without more information.
The surname "Pannu" is common in various communities, including Jats, but it's not exclusive to them. It's important to remember that surnames can be found across different communities and ethnicities.
To determine someone's caste or community, it's crucial to consider other factors such as their origin, family history, and cultural practices.
