This is one of my favorite book genres. I think that reading someone's autobiography is the closest you can get to stepping into someone else's shoes. So I'm always looking for good titles.
Off the top of my head, I think the best ones I've read are Unveiled by Yasmine Mohammed and Educated by Tara Westover.
Both are:
A much lighter autobiography I enjoyed was Bryan Cranston's A Life In Parts. The man had an interesting life.