| Date | Grid | Clue | Author |
|---|---|---|---|
| Wednesday, February 22, 2012 | 19A | Crazy sort | Karen Young Bonin |
| Monday, August 1, 2011 | 16A | "Crazy" bird (4) | Joel Fagliano |
| Thursday, June 3, 2010 | 2D | Screwball (3) | Elizabeth C. Gorski |
| Tuesday, March 2, 2010 | 15A | *Kook | Elizabeth C. Gorski |
| Sunday, January 10, 2010 | 5D | Fruitcake | Mel Rosen |
| Tuesday, December 29, 2009 | 28D | Nut case (5) | Peter A. Collins |
| Wednesday, October 7, 2009 | 60D | "Laughing" bird | Tim Wescott |
| Wednesday, December 31, 2008 | 43A | Addlebrain | Tim Wescott |
| Thursday, October 16, 2008 | 7D | Wacko (4) | Ian Tullis |
| Monday, December 31, 2007 | 46A | Crazy-sounding bird | Lynn Lempel |
| Saturday, September 1, 2007 | 2D | Crazy | Karen M. Tracey |
| Wednesday, August 29, 2007 | 16A | Canadian dollar bird | Jayne and Alex Boisvert |
| Wednesday, March 7, 2007 | 30D | Crackpot (3) | Richard Silvestri |
| Tuesday, August 29, 2006 | 32D | Wacko (4) | David Pringle |
| Friday, June 23, 2006 | 51A | Canadian coin image | Bruce Venzke and Stella Daily |
| Monday, May 8, 2006 | 36D | Diving bird (5) | Norm Guggenbiller |
| Monday, January 2, 2006 | 13D | Crazy as a ___ (2) | Linda Schechet Tucker |
| Sunday, November 20, 2005 | 62A | Nut (4) | Patrick Merrell |
| Thursday, September 8, 2005 | 12D | Nut (4) | Ben Tausig |
| Friday, August 5, 2005 | 51D | Web-footed bird | David Ainslie Macleod |
| Tuesday, August 2, 2005 | 58A | Large diving bird | Nancy Kavanaugh |
| Sunday, December 5, 2004 | 1A | Sharp-billed diver | David J. Kahn |
| Sunday, October 10, 2004 | 17D | Bird with a dagger-shaped bill | Elizabeth C. Gorski |
| Sunday, September 26, 2004 | 6D | Crackpot (3) | Joe DiPietro |
| Monday, August 30, 2004 | 16A | "Crazy" bird (4) | Jeffrey Harris |
| Wednesday, January 14, 2004 | 44A | Nut job | Fred Piscop |
| Monday, December 22, 2003 | 19D | Diving bird with a weird call | Joy C. Frank |
| Sunday, November 16, 2003 | 53A | Minnesota's state bird | Cathy Millhauser |
| Monday, May 26, 2003 | 61A | Nut (4) | Lynn Lempel |
| Wednesday, October 30, 2002 | 49D | Wacko (4) | Kumar Balani |
| Wednesday, May 23, 2001 | 55D | Nutcase (5) | Alan Arbesfeld |
| Sunday, September 17, 2000 | 34A | Wacko (4) | Nelson Hardy |
| Tuesday, December 21, 1999 | 19A | Diving bird (5) | Richard Hughes |
| Sunday, December 19, 1999 | 31D | Nut (4) | Frances Hansen |
| Tuesday, November 9, 1999 | 2D | Nutcase (5) | Elizabeth C. Gorski |
| Monday, May 17, 1999 | 26D | Crazy as a ___ (2) | Ethan Cooper |
| Saturday, June 13, 1998 | 22A | Screwball (3) | Richard Silvestri |
| Wednesday, November 26, 1997 | 56D | Nutcase (5) | Nancy Schuster |
| Wednesday, July 2, 1997 | 28D | Symbol of craziness | Richard Hughes |
| Monday, January 13, 1997 | 57D | Diving bird (5) | G. E. Paul |
| Wednesday, December 11, 1996 | 55D | Screwball (3) | F. & L. Sabin |
| Monday, November 4, 1996 | 15A | "Crazy" bird (4) | P. Wilson |
| Monday, October 21, 1996 | 15A | Diving bird (5) | J. Bender |
| Sunday, April 16, 1995 | 64A | Bird on a Canadian dollar | Matt Gaffney |
| Monday, March 13, 1995 | 38A | "Crazy" bird (4) | Ernie Furtado |
| Saturday, December 31, 1994 | 50D | Nutcase (5) | Alex K. Justin |
| Thursday, January 13, 1994 | 56D | Diving bird (5) | Harvey Estes |
| Thursday, January 6, 1994 | 67A | Crackpot (3) | Arthur W. Palmer |
| Monday, December 27, 1993 | 57A | Crazy bird? | Joel Davajan |
42 results for LOON from older pre-Shortz puzzles.
| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Thursday, September 23, 1993 | 22A | Great northern diver | Bob Sefick | Taub |
| Wednesday, May 19, 1993 | 17A | Diving bird | June A. Boggs | Maleska |
| Thursday, February 11, 1993 | 65A | Piscivorous diving bird | Michael A. Rampino | Maleska |
| Monday, November 9, 1992 | 55D | Diving bird | Sidney L. Robbins | Maleska |
| Tuesday, October 13, 1992 | 46A | Diving bird | James L. Beatty | Maleska |
| Monday, September 7, 1992 | 7D | Arctic diver | Virginia L. Yates | Maleska |
| Wednesday, July 8, 1992 | 66A | Crazy as a ___ | Sidney L. Robbins | Maleska |
| Friday, May 8, 1992 | 55D | Diving bird | Alfio Micci | Maleska |
| Monday, July 29, 1991 | 53A | Bird or boob | Virginia L. Yates | Maleska |
| Sunday, May 20, 1990 | 53D | Doctorow's "___ Lake" | John Russell | Maleska |
| Wednesday, February 28, 1990 | 16A | "On Golden Pond" bird | Betty Jorgensen | Maleska |
| Tuesday, June 20, 1989 | 32A | State bird of Minn. | Sidney L. Robbins | Maleska |
| Saturday, February 25, 1989 | 16A | Doctorow's "___ Lake" | Nancy Joline | Maleska |
| Friday, January 13, 1989 | 18D | Simpleton | Arthur S. Verdesca | Maleska |
| Tuesday, April 26, 1988 | 33A | Bird with a weird cry | Arthur S. Verdesca | Maleska |
| Friday, November 13, 1987 | 64A | Grebe's cousin | Bert Rosenfield | Maleska |
| Tuesday, September 22, 1987 | 41D | Crazy-sounding bird | Frances Hansen | Maleska |
| Thursday, July 16, 1987 | 6D | "Crazy" bird | Jones | Maleska |
| Monday, October 27, 1986 | 15A | Fish-eating bird | Evelyn Benshoof | Maleska |
| Monday, October 6, 1986 | 20D | Web-footed bird | Burns | Maleska |
| Thursday, June 26, 1986 | 14A | Doctorow's "___ Lake" | Elaine George | Maleska |
| Monday, May 12, 1986 | 58A | Diving bird | Sidney L. Robbins | Maleska |
| Wednesday, October 23, 1985 | 42D | Diving bird | McKeon | Maleska |
| Sunday, October 13, 1985 | 65A | Doctorow's "___ Lake" | Joel D. Lafargue | Maleska |
| Monday, May 27, 1985 | 43D | Diving bird | Jones | Maleska |
| Wednesday, May 15, 1985 | 49D | Fish-eating bird | Charlotte Shore | Maleska |
| Tuesday, December 4, 1984 | 15A | Clumsy, stupid person | Bette Sue Cohen | Maleska |
| Sunday, November 4, 1984 | 67D | Diving bird | Ernst Theimer | Maleska |
| Wednesday, June 13, 1984 | 55D | Doctorow's "___ Lake" | Ferreira | Maleska |
| Wednesday, June 6, 1984 | 32D | Grebe's cousin | H. Hastings Reddall | Maleska |
| Monday, May 7, 1984 | 61A | Diving bird | Frances K. Schnitzer | Maleska |
| Wednesday, March 7, 1984 | 13D | Kooky one | Albert J. Klaus | Maleska |
| Thursday, February 23, 1984 | 56A | Grebe's cousin | Eugene T. Maleska | Maleska |
| Monday, February 6, 1984 | 66A | Diving bird | Nancy McCarthy | Maleska |
| Thursday, January 5, 1984 | 30D | Daft one | William Lutwiniak | Maleska |
| Saturday, November 26, 1983 | 6D | Diving bird | Maver | Maleska |
| Saturday, October 1, 1983 | 11D | Symbol of craziness | Ernst Theimer | Maleska |
| Tuesday, July 12, 1983 | 60A | Fish-eating bird | Virginia L. Yates | Maleska |
| Sunday, June 12, 1983 | 55A | Crazy one | Warren W. Reich | Maleska |
| Tuesday, May 31, 1983 | 43A | Water bird | Burns | Maleska |
| Friday, May 20, 1983 | 55D | Grebe's cousin | Peter Swift | Maleska |
| Wednesday, May 18, 1983 | 11D | Symbol of craziness | Eugene T. Maleska | Maleska |