John is mentioned by Abigail Adams (prior to her actually marrying and changing her surname to be adams) and is implied to be John Adams however this is unclear since when she mentions him is actually years before they were historically introduced to one another.

ved Characters
Main
BerbyBrad Meltzer (character)Dr. ZoomXavier RiddleYadina Riddle
Historical Figures
Johann Sebastian BachMarie CurieMary ShelleyHarry HoudiniHelen KellerAlexander Graham BellFlorence NightingaleGeorge Washington CarverLeonardo da VinciAmelia EarhartIsaac NewtonGolda MeirWinston ChurchillCleopatraCatherine the GreatTomioka TessaiGeorge WashingtonSusan B. AnthonyZora Neale HurstonCharles DickensWright BrothersBronte SistersMark TwainAbigail AdamsJulia ChildNeil ArmstrongJackie RobinsonAnna PavlovaMary LeakeyAlexander HamiltonTheodore RooseveltEleanor RooseveltLou GehrigMarie OwensJackie Joyner-KerseeSally RideJunko TabeiNikola TeslaNellie BlyMaya AngelouFrederick DouglassLouis PasteurRachel CarsonKate WarneSir Arthur Conan DoyleCesar ChavezDolores HuertaConfuciusSacagaweaMary AnningCharlie ChaplinBillie Jean KingArthur AsheRosa ParksThurgood MarshallHarriet TubmanWilma RudolphJonas SalkJesse OwensElla FitzgeraldJames NaismithTemple GrandinAlbert EinsteinCarol BurnettAbraham LincolnJane JacobsEdmund HillaryCelia Cruz

Rukmini DeviBob RossIbn BattutaBeulah Louise HenryJigonsasehFred Rogers

Minor Characters
HarperButterfly Club LeaderOlder GirlFearless JeanMurrayAnne SullivanBelleHelen's special teacherΠPoppyBell's MotherHelen's escortGeorge (I Am Alexander Graham Bell)Next Door NeighborFlo's petFlo's neighbor's dogBasketballerRobotterMonaAmelia's momAmelia's teacherGolda's MomTrike KidTurtlePark RangerReginaJinCharlieBenjamin and TheodorePhillipKing PtolemyCleo's catRiddles' momRiddles' dadRiddles' grandmaMatthiasBrad's dadBrad's granddadBrad's great-granddadRiddles' mom's momTomioka's FatherYadina's great grandmaLawrenceDaniel Read AnthonyGuelma Penn AnthonyGertieYoung ManOld ManJulia's GrandmotherMallie RobinsonSarahBrianKid in a green coatSarah's dadBrendan ConnollyGirl (I Am Marie Owens)TylerBoy 1LionQueen of ClubsJohn AdamsAnna's teacherJack PavlovaXavier and Yadina's great great grandmotherDjuka TeslaMacakAlbertJules VerneJimmyTommyEggertonLennyBig KidBand LeaderMaiLewis and ClarkJosephHannah ChaplinBobby RiggsJamieTennis BoyTennis OfficialSkater BoyBus DriverGentlemanPoppy the DogKitty the CatFredThurgood's momBen and Rit TubmanSlave Owner (I Am Harriet Tubman)Wilma's sistersRufusRunners on SidelinesBenJosiah CrawfordTenzing Norgay
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