Saint Patrick is the best known of the Irish saints.
The best known patron saint of musicians is St. Cecilia.
There are many but the best known is Saint Patrick of Ireland.
The best known patron saint of engineers is St. Patrick.
Saint Paul is the best known.
Ireland has a number of patron saint but the best known is Saint Patrick who is celebrated on March 17.
There are probably several saints that could fit the description but St. Augustine of Hippo is the best known as well as Saint Gabriel Possenti.
He is best known as the first Christian martyr.
The best known was Saint Albert the Great.
There are several patrons of food servers but the best known is St. Martha.
She is best known for founding the order of nuns called the Poor Ladies that later became known as the Poor Clares.
The best known male patron saint of music is Pope St. Gregory the Great.