Wilfred J. "Jasper" Holmes was a US Naval officer, one of the Station HYPO staff, who had the idea of faking a water supply failure on Midway Island in 1942. He suggested using an unencrypted emergency warning, in the hope of provoking a Japanese response, thus establishing whether Midway was a target.

John Eric Holmes was an American professor of neurology and writer of non-fiction, fantasy and science fiction. His writings appeared under his full name and under variants such as Eric Holmes and J. Eric Holmes and the pen name Sidney Leland.