To 2025 ears, a rather ignominious name. Sounds like a Jimmie John's promotion.
LMAO. I can’t help it - everytime I hear Lord Sandwich I think of this SNL skit: https://www.youtube.com/watch?v=C6XF4RxU7xQ
The ship was named in honor of John Montagu, 4th Earl of Sandwich, who was First Lord of the Admiralty. Same man for whom Cook named the Sandwich Islands.
The food item that we call a sandwich is said to have been popularized by him.