Heinrich Karl Ernst Martin Meyer (17 May 1904 – 10 October 1977) was a German-American professor, writer, and Nazi sympathizer.

He first moved to the United States to work at Rice University in 1930 and became a naturalized citizen on 6 November 1935.

[not verified in body] Over the next three decades, Meyer wrote extensively about German literature and about American culture, but also published on gardening under pseudonym John Anderson, Robert O. Barlow, Hugo Cartesius, and H. K. Houston Meyer.

[1] His papers are held in the Jean and Alexander Heard Library Special Collections at Vanderbilt University.

[2] His German nationality brought him under suspicion of the FBI, who began to investigate his work.