| Clue | Source | Date |
|---|---|---|
| World heavyweight boxing champion and Kyiv mayor, ... Klitschko (6) | ||
| Older brother of 20 Across | Mirror Tea Time | 31 May 2025 |
| . ...... Klitschko, 2004-05 WBC Heavyweight champion (6) | ||
| Kyiv mayor Klitschko | ||
| Former boxer ____ Klitschko is Kyiv's current mayor | The Times Specialist Sunday | 03 Sep 2023 |
| ___ Klitschko, professional boxer who held the world heavyweight title multiple times between 1999 and 2013 |