There are many, many saints named Alexander. To which were you referring?
Saint Alexander of Comana is the patron saint of coal burners. He was the Bishop of Comana in Pontus, and passed away sometime in 250 AD.
C. St. Christopher, patron saint of travelers. The picture show St. Christopher carrying Jesus.
There is no patron saint of history or historians.
Saint Jerome
Alexander or Jerusalem has no patronages.
There are many, many saints named Alexander. To which were you referring?
The Patron Saint Index shows no patronages for Alexander of Lyon.
There is no patron saint of golf. St. Sebastian is the patron saint of athletics. Another opinion: The patron saint of golfers is St. Andrew.
No, there is no patron saint of billiards.
Saint Kiara is a saint but she is not the patron of anything at this time sorry
St. Lucia Filippini is a saint but not a patron saint at this time.
The closest I can find is St Bernard of Menthon who is the patron saint of mountaineers.
David of Wales is the patron saint of doves.
The patron saint of all sports is St. Sebastian.
I don't know if runners have their own saint, but St. Sebastian is the Patron Saint of Athletes.
Alexander or Jerusalem has no patronages.