Historical clue formulations

• Irish name variant derived from John — 2023-10-17
• N.F.L. kicker Graham who played for 14 teams — 2022-02-26
• Man's name that anagrams to HYENAS — 2021-04-18
• Michael ___, Brett Halliday detective — 2016-12-04
• Private detective Mike of Brett Halliday novels — 2009-02-20