Kazimierz Bujnicki (30 November 1788 in Kraslaw (nowadays Kraslava) – 14 July 1878 in Dagda, Latvia) was a Polish writer.
Kazimierz Bujnicki was son of Andrzej, a podkomorzy of Vitebsk (podkomorzy witebski), and his wife Anna.
He was born on 30 November 1788 in Kraslaw.From 1842 to 1849 he was an editor of "Rubon" (Wilno).
He was a contributor to "Tygodnik Petersburski", "Ateneum" and "Kronika rodzinna".
Bujnicki was also an author of a diary (Pamietniki).