Can you filter your contacts on HubSpot based on deals associated with them?

Yes, you can filter your contacts as per the deals associated with them. You can refer to this video to learn how to do that.

Video Link: https://www.dropbox.com/s/6nd0hwxzifvbm4e/screencast-app.hubspot.com-2020.07.24-15_55_59.webm?dl=0