Mel Kaye
The hero of The Story of Mel, a Real Programmer. The preface to the manuals for the Royal McBee LGP-30 ACT 1 (Algebraic Compiler and Translator) compiler (dated 1959) contain the following attribution from Clay S. Boswell, Jr. (apparently ACT 1's designer):
I wish to acknowledge my appreciation to the many people who offered suggestions and criticisms of the ACT 1 System. In particular, Mel Kaye of Royal McBee who did the bulk of the programming.