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- Ramkhamhaeng the Great - Thai king, ascribed invention of Thai alphabet in 1283, according to tradition.
- Reginald John Garfield Dutton - British, invented Dutton Speedwords shorthand in 1922.
- Ríg - (identified as Heimdall) gave the runes to his son, Jarl (Poetic Edda poem Rígsþula) Runic alphabet Futhark (Later Futhorc) c. 150 AD (?) per tradition.
- Robert Boyd - American, invented Boyd's Syllabic Shorthand in 1903.
- Ronald Kingsley Read - British, invented the Shavian (early 1960s) and Quikscript (1966) writing systems.
Read more about this topic: List Of Inventors Of Writing Systems