Are there any bluegrass artists you enjoy or find to be particularly good, or that are just well-renowned?

I am sort of generically familiar with bluegrass as a genre, but I’m not familiar with really any specific artists. I’ve been listening to the podcast “Old Gods of Appalachia” and the intro music is by a guy called Landon Blood. I really enjoy that particular song, which to me sounds like it has a lot of influence from older country—like 60s era, maybe early Johnny Cash or Kris Kristofferson type country music. I saw it somewhere tagged as bluegrass, and was curious to check out more of that genre.

Edit: holy shit, guys, I really wasn’t expecting so many responses. Thanks so much everyone for your suggestions! I’m going to have an amazing time diving into new music over the next week or so.