| 100% | NICK | 4 | ___ Jonas, the youngest of the Jonas Brothers |
| 95% | NICK | 4 | Youngest of the Jonas Brothers |
| 78% | SETH | 4 | The youngest of The Avett Brothers |
| 78% | WILHELM | 7 | The younger of the Grimm brothers |
| 76% | NICK | 4 | ___ Jonas, one of the Jonas brothers |
| 75% | RORY | 4 | Youngest of the Culkin brothers |
| 75% | ANDY | 4 | Youngest of the Gibb brothers |
| 75% | RON | 3 | Youngest of the Weasley brothers |
| 75% | LIAM | 4 | Youngest of the Hemsworth brothers |
| 75% | STEPHEN | 7 | Youngest of the Baldwin brothers |
| 75% | ZEPPO | 5 | Youngest of the Marx brothers |
| 75% | ETHAN | 5 | Younger of the Coen brothers |
| 74% | ANDY | 4 | The youngest of music's Gibb brothers |
| 74% | KEVIN | 5 | One of the Jonas brothers |
| 74% | JOE | 3 | One of the Jonas Brothers |
| 74% | NICK | 4 | One of the Jonas Brothers |
| 72% | POPMUSICIAN | 11 | Any of the Jonas Brothers, e.g. |
| 71% | LIAM | 4 | Youngest of the acting Hemsworth brothers |
| 69% | ZEPPO | 5 | Youngest (and alphabetically last) of the Marx Brothers |
| 68% | ROB | 3 | Youngest brother of the Kardashians |
| 67% | DAVE | 4 | The younger brother of James Franco |
| 65% | COLE | 4 | Eldest of the outlaw Younger brothers |
| 62% | ZEPPO | 5 | Stage name of the youngest of The Marx Brothers |
| 61% | TURNER | 6 | Sophie ___, "Game of Thrones" actress who was married to The Jonas Brothers member Joe Jonas |
| 59% | ALEC | 4 | The oldest of the Baldwin brothers |
| 58% | EDW | 3 | Prince who's the younger brother of Chas. and who is uncle to Wm. |
| 58% | CHADS | 5 | Rob Lowe's younger acting brother and Director Stahelski of the "John Wick" movies |
| 57% | LUIGI | 5 | Mario's younger and taller fraternal twin brother who is the protagonist of the video game "Mario is Missing!" |
| 57% | ANNE | 4 | Youngest of the Brontës |
| 57% | ELROY | 5 | Youngest of the Jetsons |