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- Richard Doyle (illustrator) (1824–1883), Victorian illustrator
- Richard Doyle, American rights advocator
- Richard Doyle (senator) (1923–2003), Canadian senator (1985–1998)
- Robert Doyle (born 1953), Australian politician
- Robert B. Doyle, Manitoba judge
- Roddy Doyle (born 1958), an Irish writer
- Ruth Bachhuber Doyle (1916–2006), Wisconsin politician
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