| 2025-10-19 | Saxon's foe |
| 2025-01-12 | Foe of a Saxon |
| 2024-04-02 | British Isles inhabitant during the Iron Age |
| 2021-03-02 | Druid, e.g. |
| 2020-10-17 | Roman's foe in the Gallic Wars |
| 2019-06-05 | European of the Iron Age |
| 2018-09-02 | Speaker of Welsh or Breton |
| 2017-05-23 | TD Garden athlete, informally |
| 2017-04-20 | Influence for Enya, historically |
| 2015-12-02 | Knick rival |
| 2014-10-09 | Sixer rival |
| 2014-04-12 | Druid, e.g. |
| 2014-01-08 | Bill Russell or Larry Bird, briefly |
| 2012-12-23 | Boston player, for short |
| 2012-08-07 | Gaelic speaker |
| 2012-05-14 | Hibernian, for one |
| 2012-03-25 | European of the Iron Age |
| 2010-12-24 | Bird, e.g., once |
| 2010-11-23 | Boston cager, briefly |
| 2010-09-24 | Invader of Rome in 390 B.C. |
| 2007-06-13 | Knick rival |
| 2006-08-13 | Knick rival |
| 2004-02-09 | Boston cager, informally |
| 2003-12-31 | Druid, for one |
| 2003-10-13 | Irish native |
| 2003-04-03 | Bygone Briton |
| 2002-09-27 | Saxon foe |
| 2002-06-27 | Irishman, e.g. |
| 2002-06-23 | Gael, for one |
| 2002-06-09 | FleetCenter player, for short |
| 2001-10-02 | Irishman or Welshman |
| 2000-12-26 | Boston player, for short |
| 1999-09-01 | Boston player, informally |
| 1999-02-23 | Northwest European |
| 1997-06-03 | Breton, for one |
| 1996-12-08 | Stonehenge builder |
| 1996-10-23 | Scot, for one |
| 1996-09-23 | Welshman or Scot |
| 1996-06-18 | Scot or Breton, e.g. |
| 1994-04-28 | Boston athlete |
| 1994-01-06 | Cornishman |
| 1993-12-28 | Druid, e.g. |