the Guardian newspaper https://www.theguardian.com/music/2023/jul/26/sinead-oconnor-dies-aged-56:

"Seamus Heaney, the renowned Irish poet, tweeted: “A great Irish poet and singer left us today. She was beautiful, courageous and wore her heart on her sleeve."

There are other Séamus Heaneys, but the "renowned Irish poet" died 10 years ago. What's going on here?