First recorded by the Original Off-Broadway Cast of Hair (1967).
Also recorded by Jennifer Warnes (US #128 1969).
Hit version by Three Dog Night (US #4/CAN #2 1969).
From the wiki: “‘Easy to Be Hard’ was written by Galt MacDermot, James Rado, and Gerome Ragni, and was first performed by in the original Off-Broadway stage production of Hair in 1967. In 1968, Jennifer Warnes (performing as ‘Jennifer Warren’) portrayed the female lead in the Los Angeles production of Hair. Coincidental to that, she recorded a version of ‘Easy to be Hard’ in 1969 for release in the UK (along with another song property from Hair, ‘Let the Sunshine In’). The American label Parrot licensed the recording for distribution in the US.
“Three Dog Night also released ‘Easy to be Hard’ in 1969, with their recording reaching the US Top 5.”
Jennifer Warnes, “Easy to be Hard” (1969):
Three Dog Night, “Easy to be Hard” (1969):