Career
Listed at 5 ft 8 in (173 m), 155 pounds, Giannini batted left-handed and threw right-handed. A native of Drytown, California, he was signed by Boston out of the University of San Francisco. Giannini was a major leaguer whose career, statistically speaking, was only slightly different from that of Eddie Gaedel or Moonlight Graham.
He appeared in one game and hit a double in two at-bats for a.500 average, without runs or Reserve Bank of India. As a fielder, he collected two assists and committed two errors for a.909 fielding percentage.
Giannini died in San Francisco, California, at age 54.