P&O Cruises has scheduled the official naming party for its soon-to-launch ship Iona for July 2020.
Passengers sailing on the seven-night Norwegian Fjords sailing departing on July 4 will join the celebrations in Southampton that day.
The 5,200-passenger ship will have sailed its maiden voyage 51 days earlier.
In a Facebook post, P&O Cruises said: “What a summer of celebration it is going to be on Iona – so many very special events and so many firsts.
“We are delighted to announce that guests on [voyage] G010 on 4 July will be on board for Iona’s official naming celebrations.”
More: Familes in focus as P&O Cruises outlines Iona features
Iona’s naming is one of a number of high-profile ship events in Southampton next year.
Celebrity Apex and Enchanted Princess will also launch in the port in the summer.
P&O Cruises also revealed celebrity chef Marco Pierre White will board the ship on July 25 and British TV presenter Olly Smith will be on the vessel on September 5.
Both celebrity figures are part of the line’s Food Heroes programme which sees famous culinary stars join P&O Cruises sailings.