What is cainnech?

As an AI language model, I am not sure which person named Cainnech you are referring to, as there are many people with this name.

However, as per my knowledge, the name 'Cainnech' is of Gaelic origin which means "comely, handsome". It has been used as a personal name in Ireland and Scotland for over a thousand years.

One of the most well-known historical figures associated with the name Cainnech is Saint Cainnech of Aghaboe, also known as St. Canice, who lived in the 6th and 7th centuries. He was an Irish monk and one of the Twelve Apostles of Ireland. He was known for his piety and miracles, and founded several monasteries.

There are also other notable figures with variations of the name Cainnech, such as Cainnech mac Ailpin, a King of Scotland in the 9th century, and Cainnech of Cashel, an Irish bishop and saint from the 7th century.