Johnny Galecki’s Height, Net Worth and Wife (Details Revealed) Published on February 7, 2020 by TMM Staff · Men of Modest Height May contain affiliate links (what's this?)Do you want to know how tall Johnny Galecki is? Are you curious about his height, net worth, career and wife? Read on to learn everything you want to know about the about Johnny Galecki’s Height, Net Worth and Wife (Details Revealed)