Only if you intend to get off the ship.
Yes, Americans do need a passport to travel to Jamaica. Check out AllThingsCruise.com, the website has lots of good info on ports of call, passport or no passport, what to bring, what to do and basically all Cruise info you would need. It helped me when going on my first cruise.
Yup
You do not say where you journey begins, however generally speaking, you will need your passport to get home and to enter any other country.
yes
Yes, you need a passport for a cruise to Canada.
Yes, you need a valid passport to cruise to Canada.
Yes, you need a passport to go on a cruise to Canada.
Basically yes, to get on AND off the cruise ship you need a passport.
Yes, you need a valid passport to go to Canada on a cruise.
If you are a U.S. citizen and the cruise leaves and returns to the same U.S. port you do not need a passport to cruise to the Bahamas.
Yes, a passport is required to travel to Jamaica in 2022.