Michele Columbu was a politician and a writer from Ollolai, Sardinia.

For decades, between WWII and the 1970s he was the leader of Partito Sardo d Azione (PSdAz), Sardinian independist party claiming for detachment from Italy and fiercely contesting the presence of NATO military bases in Sardinia.

He wrote "L'aurora è lontana", 1968, and "Senza un Perché".