HMS Lord Nelson
HMS Lord Nelson was a Terran DY-500-B (sub)class starship that was in service in the early 22nd century. 

In 2120, Captain Young Jae was the commanding officer of this starship. In that year, the Lord Nelson was launched from Earth for a deep space exploration mission in the region of space between the sectors 184/02 and 185/38. (, okudagram)

Background information 

The name of this ship was mentioned in a list of ships that were launched from Earth, with destinations in or near to the Ficus sector, between the years 2123 and 2190. This list was displayed on Jean-Luc Picard's desk monitor in his ready room aboard the . A legible version of the okudagram first appeared in the reference book, Star Trek: The Next Generation - The Continuing Mission. The list became legible to viewers with the remastered episode.

It was one of two ships with the HMS prefix on the list, the other being the .

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Lord Nelson