Ketel is a legendary Magyar tribal chieftain who lived at the end of the 9th century.

According to the medieval Gesta Hungarorum

Gesta Hungarorum

Gesta Hungarorum is a record of early Hungarian history by an unknown author who describes himself as Anonymi Bele Regis Notarii , but is generally cited as Anonymus...

, the leader of the Magyars, Árpád

Árpád

Árpád was the second Grand Prince of the Hungarians . Under his rule the Hungarian people settled in the Carpathian basin. The dynasty descending from him ruled the Hungarian tribes and later the Kingdom of Hungary until 1301...

, donated a large estate to Ketel along the Danube

Danube

The Danube is a river in the Central Europe and the Europe's second longest river after the Volga. It is classified as an international waterway....

 and Váh

Váh

The Váh is the longest river in entire Slovakia. A left tributary of the Danube river, the Váh is 406 km long, including its Čierny Váh branch...

 (Vág) rivers where he settled with his people. Today, Ketel is honoured as the legendary founder of the city of Komárom

Komárom

Komárom is a city in Hungary on the right bank of the Danube in Komárom-Esztergom county.The city of Komárom was formerly a separate suburban village called...

/Komárno

Komárno

Komárno is a town in Slovakia at the confluence of the Danube and the Váh rivers. Komárno was formed from part of a historical town in Hungary situated on both banks of the Danube. Following World War I, the border of the newly created Czechoslovakia cut the historical, unified town in half,...

 with his son, Alaptolma

Alaptolma

Alaptolma is a legendary Magyar tribal chieftain who lived in the first part of the 10th century.According to the medieval Gesta Hungarorum, Alaptolma built a castle on the estate of his father, Ketel, at the confluence of the Danube and Váh rivers. This ancient castle became the core of the town...

.