It doesn't look like he had any interest in traditional hobbies like golf or stamp collecting. Read this, especially the last paragraph, to see how he spent his "spare" time.
http://nobelprize.org/nobel_prizes/literature/laureates/1995/heaney-bio.html
What were the hobbies (if any) of Nobel Prize winning poet Seamus Heaney?
I searched everywhere and couldn't find anything. . .
1 answer