| ''Et tu'' date | 30 |
| ''Beware the ___ of March'' | 43 |
| ''Beware the ___ of March!'' | 44 |
| -- of March | 11 |
| ____ of March | 13 |
| Yearly dozen | 12 |
| When Brutus was brutal | 22 |
| When Brutus did it | 18 |
| When "et tu" was uttered | 34 |
| When "et tu" was spoken | 33 |
| Warning, to Caesar | 18 |
| Warning word to Caesar | 22 |
| Valentine's Day preceder, e.g. | 34 |
| Valentine's Day eve, e.g. | 29 |
| Two days before St. Patrick's Day, e.g. | 43 |
| Times in Roman lives | 20 |
| Time to beware, found in eight of the Across answers | 52 |
| Time to be wary | 15 |
| Time of a famous dispatch | 25 |
| Time in "Julius Caesar" | 33 |
| Time after the nones | 20 |
| Three days before the start of this year's March Madness | 60 |
| The inauguration of a U.S. president happens a week after one | 61 |
| The day that Brutus struck | 26 |
| The 15th, sometimes | 19 |
| The 13th, usually | 17 |
| The 13th or the 15th | 20 |
| The 13th of April | 17 |
| The ____ of March | 17 |
| St. ___ (malt liquor brand named after an Irish nun) | 52 |
| Soho pelts | 10 |
| September 13 in old Rome | 25 |
| Roman period | 12 |
| Roman holiday? | 14 |
| Roman days | 10 |
| Roman calendar period | 21 |
| Roman calendar days | 19 |
| Roman calendar day | 18 |
| Portentous March day | 20 |
| Portentous day | 14 |
| On Cato's calendar | 22 |
| Ominous March day | 17 |
| Old Roman date | 14 |
| Old date | 8 |
| Off day for Caesar? | 19 |
| October 15th, for example | 25 |
| October 15th, e.g. | 18 |
| October 15, for example | 23 |
| October 15, e.g. | 16 |
| Oct. 15, in old Rome | 20 |
| Oct. 15, e.g. | 13 |
| Nov. 13, e.g. | 13 |
| Nones successor | 15 |
| Nones kin | 9 |
| Nine days after nones | 21 |
| Monthly occurrence in old Rome | 30 |
| Monthly date | 12 |
| Month middle | 12 |
| Midmonth,to Caesar | 18 |
| Midmonth in Caesar's time | 29 |
| Midmonth day of yore | 20 |
| Middlemarch? | 12 |
| Middle of the month, roughly | 28 |
| Middle of a mensis | 18 |
| Middle March date | 17 |
| Mid-month, to Virgil | 20 |
| Mid-month date, sometimes | 25 |
| Mid-month to Caesar | 20 |
| May 15th, for example | 21 |
| May 15th, e.g. | 14 |
| May 15, in old Rome | 19 |
| May 15, for one | 15 |
| March time, e.g. | 16 |
| March period | 12 |
| March day to 'beware' | 29 |
| March date to beware | 20 |
| March calendar feature | 22 |
| March 15th, to Caesar | 21 |
| March 15, historically | 22 |
| March 15, for one | 17 |
| March 15 for Julius Caesar | 26 |
| March 15 fish? | 14 |
| Kind of March madness? | 22 |
| Kin of kalends and nones | 24 |
| Kin of kalends | 14 |
| Kin of calends | 14 |
| Key day in ''Julius Caesar'' | 44 |
| June 13, e.g., to Cicero | 24 |
| July 15th for Julius Caesar | 27 |
| July 15 or Aug. 13, in the Roman calendar | 41 |
| Julius's last day | 21 |
| Julian calendar date | 20 |
| January 13, to Cato | 19 |
| Jan. 13 in old Rome | 19 |
| It's around the 15th | 24 |
| Historic March day | 18 |
| Friday the 13th, sometimes | 26 |
| Foreboding date | 15 |
| Follower of nones | 17 |
| Fish that are dated? | 20 |