Star Trek : Voyager

The Expanse comes to mind. Holden (one of the main protagonists) has a series-long trope of being a MASSIVE coffee enthusiast, which is interesting for a series set largely in zero-G

Travis McGee books by John D. MacDonald.

https://bookshop.org/p/books/the-deep-blue-good-by-a-travis-mcgee-novel-john-d-macdonald/7212daeb550f71d9

The Deep Blue Goodbye, with an intro by Lee Child.

Trav lives on a houseboat he won in a poker game. He lives a care-free beach bum life in Ft. Lauderdale. Every once in a while, the cash reserves get low and Trav has to go out and find someone who has been robbed but can't go to the police.

I read some of Jo Nesbo's thrillers and the protagonist drinks so much coffee that I got squirrelly just from reading it.

Dirk Pitt Novels by Clive Cussler.

Detective pikachu.

Not the coffee thing but John Le Carre has a great series of books that are kind of the spy version of Reacher's army persona.

What an odd question.

Did you know that you can just add that a fictional character loves coffee to your head cannon, even if coffee is never mentioned once in the text? Nobody can stop you, and no one will know because it’s all fiction in your head.

If you want to branch out but keep the coffee, the Aubrey-Maturin series by Patrick O'Brian. There are coffee jokes all through it. Also pretty much the best novels ever.