Anastasios (Tasos) Karatasos (1764-1830) was a Chieftain from Macedonia. He was initiated into Filiki Eteria and a militant of the Greek Revolution of 1821. His son Tsamis (Dimitrios) Karatasos (1798-1861) fought along with his father. Later, he became senior officer and played a leading role in the uprising of Halkidiki in 1854.

Michael Karaolis and Andreas Dimitriou were Cypriot militants and members of EOKA. They were sentenced to death and they were hanged in 1956. They are buried at the Imprisoned Graves in Nicosia.

Konstantinos Karamanlis was born in 1907 in Proti, Serres. He studied at the Law School of the University of Athens. He was a politician and he was elected Minister, Prime Minister and President of the Hellenic Republic. He died in Athens in 1998.

Ioannis Kapodistrias was born in Corfu in 1776. He was a diplomat and politician in Russia. He was the first Governor of Greece, after he had been elected in the National Assembly at Troezen (1827), laying the foundations for the organisation of the State. He was murdered in Nafplion in 1831.

No information was found. In the website: gis.thessaloniki.gr, the street is mentioned as Kapetan Patrikiou.

Kapetan Agras was the nom de guerre by which Sarantos Agapinos was known. He was born in 1881. He was Lieutenant of the Greek Army and Chieftain of the Macedonian Struggle. He operated in the area of Giannitsa and he was hanged in 1907.

Ioannis Kameniatis was a scholar clergy from Thessaloniki who lived in the 9th and 10th century A.D. Being an eye witness of all contemporary events, he wrote the chronicles of the conquest of Thessaloniki by the Saracens in A.D. 904.

Kamvounia is a mountain range that is the natural border between Thessaly and Macedonia. Their strategic importance was recognized ever since ancient times.

Callinicus was a Byzantine architect from Syria or Egypt. He is credited with the invention of the Greek fire in the 7th century A.D., that was used to repulse enemy raids.