| 100% | LEEHARVEY | 9 | & 18D Assassin of US president John F Kennedy according to the 1964 Warren Commission report |
| 34% | KENNEDY | 7 | John F —, president of the US from 1961-63 |
| 32% | ARLINGTON | 9 | — National Cemetery, resting place in Virginia of US presidents William Howard Taft and John F Kennedy |
| 31% | KENNEDY | 7 | John F. ___, US President who was nominated for a Grammy in the Spoken Word category in 1964 |
| 30% | LYNDONBJOHNSON | 14 | US vice president who became president upon the death of John F. Kennedy in 1963: 3 wds. |
| 27% | TYLER | 5 | John —, president of the US from 1841-45 |
| 27% | URBANAREAS | 10 | Definition, according to the US Census Bureau, of Raleigh, NC, Tucson, AZ and Dayton, OH |
| 27% | ADAMS | 5 | John Quincy —, president of the US from 1825-29 |
| 26% | TYLER | 5 | John who had the most children of any U.S. president (15) |
| 26% | GOP | 3 | 11 U.S. presidents of the 20th century belonged to it |
| 25% | JACKSON | 7 | First US President to be the target of an assassination attempt (which failed), on January 30, 1835 |
| 25% | CHARLESTON | 10 | The Capital of the only US state to have its sovereignty proclaimed by a president |
| 25% | LBJ | 3 | Initials of the US president from 1963 to 1969 |
| 25% | IKE | 3 | Nickname of the US president from 1953 to 1961 |
| 25% | BARACKOBAMA | 11 | Former U.S. President honored with the 2017 John F. Kennedy Profile in Courage Award (2 wds.) |
| 25% | CALVINCOOLIDGE | 14 | US vice president who became president upon the death of Warren Harding in 1923: 2 wds. |
| 25% | ADAMS | 5 | The only U.S. president whose vice president ran against him to succeed him was John .... |
| 25% | JIMMYCARTER | 11 | One of four U.S. presidents to win the Nobel Peace Prize (2 wds.) |
| 25% | WOODROWWILSON | 13 | One of four U.S. presidents to win the Nobel Peace Prize (2 wds.) |
| 25% | BARACKOBAMA | 11 | One of four U.S. presidents to win the Nobel Peace Prize (2 wds.) |
| 24% | UNCLE | 5 | John F. Kennedy, to Maria Shriver |
| 24% | ABE | 3 | Nickname of the first US president to be assassinated |
| 24% | USN | 3 | JFK was the first president to have served in this branch of the US Armed Forces |
| 24% | RADIO | 5 | In 1922, Warren G. Harding became the first U.S. president to be broadcast over this |
| 24% | GAMALIEL | 8 | Middle name of US president Warren G Harding |
| 24% | ARP | 3 | "Constellation According to the Laws of Chance" artist |
| 24% | FAIREST | 7 | Like Aphrodite, according to the Judgment of Paris |
| 24% | LINCOLN | 7 | Abraham ___, 16th President of the U.S.A. and the first to sport a beard in office |
| 24% | HARRISON | 8 | Benjamin ___, 23rd President of the U.S.A. and the fifth to sport a beard in office |