| Answer | Crossword Clue |
|---|---|
| AMBASSADOR | Post for Mr. X. |
| ANONYM | Mr. X, for one |
| ANON | Mr. X for short |
| ANON | Mr. X, for short |
| MALCOLM | Mr. X |
| DOE | Mr. X |
| JOHNDOE | Mr. X |
| ANON | "Mr. X" |
| ANON | Mr. X |
| ANON | Like Mr. X |
| JOHNDOE | Mr. X, in court |
| ANON | Like Mr. X, briefly |
| KENNAN | Mr. "X" of the State Department. |
| EGJG | Not just one Mr. X follower (4) |
