Noah H. Swayne, Jr. was a Toledo attorney and the son of U.S. Supreme Court Justice Noah Haynes Swayne. He donated the land for the Swayne Field ballpark.

Sources: http://www.milb.com/news/article.jsp?ymd=20111107&content_id=25927624&vkey=news_t512&fext=.jsp&sid=t512