Solomon Adler (August 6, 1909 – August 4, 1994) worked as U.S. Treasury representative in China during World War II. He was identified by Whittaker Chambers and Elizabeth Bentley as a Soviet spy and resigned from the Treasury Department in 1950. After several years teaching at Cambridge University in England, he returned to China, where he resided from the 1960s to his death, working as a translator and economic advisor.