| 2026-04-03 | ___ Hoffman, member of the Chicago Seven |
| 2024-03-18 | 1960s activist Hoffman |
| 2023-02-03 | Hoffman who wrote "Revolution for the Hell of It" |
| 2020-10-11 | Activist Hoffman |
| 2019-11-12 | 1960s activist Hoffman |
| 2019-01-10 | Hoffman who wrote "Steal This Book" |
| 2018-03-19 | Radical Hoffman who wrote "Steal This Book" |
| 2017-02-28 | 1960s activist Hoffman |
| 2016-05-02 | Hoffman of 1960s radicalism |
| 2014-03-28 | First name in '60s radicalism |
| 2012-09-06 | Hoffman who co-founded the Yippies |
| 2011-03-03 | Wife in O'Neill's "Desire Under the Elms" |
| 2009-08-20 | Old comic strip "___ an' Slats" |
| 2009-06-04 | Old Al Capp strip "___ an' Slats" |
| 2008-03-13 | Radical Hoffman |
| 2007-10-28 | Hoffman who once backed a pig for president |
| 2007-02-05 | Hoffman of 1960's-70's radicalism |
| 2006-11-13 | ___ Hoffman of the Chicago Seven |
| 2006-07-30 | Opera singer Mitchell of "Porgy and Bess" |
| 2005-08-31 | Radical Hoffman |
| 2005-04-11 | 1960's radical Hoffman |
| 2003-06-09 | Hoffman who wrote "Steal This Book" |
| 2001-06-03 | "Steal This Book" writer Hoffman |
| 1997-02-10 | 60's protest leader Hoffman |