Flann O'Riain (born 1929 in Hollyford, County Tipperary, died 6 December 2008) was a writer, political cartoonist, children's animator and language activist. He is best known for the children's TV series Daithí Lacha, broadcast on RTE in the 1960s, essentially a static comic strip shown one panel at a time, and Rí Rá agus Ruaille Buaille, also shown on RTE. As Doll he drew political cartoons for Comhar, Hibernia and the Irish Independent.