| 2021-11-10 | Professor 'iggins |
| 2021-07-11 | Professor 'iggins |
| 2019-08-21 | Professor 'iggins |
| 2018-12-12 | Professor Higgins, to Eliza |
| 2018-04-18 | Mr. 'iggins in "My Fair Lady" |
| 2013-03-19 | "Just you wait, ___ 'iggins ..." |
| 2011-06-24 | Professor 'iggins |
| 2010-11-11 | "Just you wait, ___ 'iggins ..." |
| 2010-04-03 | Eliza's mentor, to Eliza |
| 2009-10-01 | One of eight English kings, to a 45-Across |
| 2008-03-30 | Professor 'iggins |
| 2008-02-06 | Professor 'iggins |
| 2007-02-06 | Professor 'iggins |
| 2006-05-23 | Broadway's Prof. 'iggins |
| 2005-07-02 | Eliza's tutor, to Eliza |
| 2003-12-07 | Prof. 'iggins |
| 2002-11-27 | Professor 'iggins |
| 1999-07-09 | Professor Higgins, to Eliza |
| 1999-04-03 | "Just you wait, ___ 'iggins..." |
| 1997-08-29 | Liza's mentor, to Liza |
| 1997-06-24 | Professor 'iggins |
| 1997-06-13 | Professor 'iggins, to Eliza |
| 1996-01-24 | Mr. 'iggins |