Saint Mark's relics resided in Venice's cathedral
The Venetians considered themselves blessed by Saint Mark because his remains were brought to Venice in the 9th century, making him the patron saint of the city. They believed that his intercession brought protection and prosperity to Venice, leading to their faith in his blessings.
Diana is not yet canonized but only beatified. Thus her title is Blessed and not saint.
If you are referring to Blessed Miguel Pro, he has not been canonized yet and is not a patron saint.
No, Blessed Adeline was the niece of Saint Bernard and Saint Adelina was the grand daugher of William the Conqueror.
She was a nun and nuns consider themselves to be brides of Christ. They do not marry.
Blessed Margaret of Lorraine is not a patron saint.
Saint Joachim is the father of the Blessed Virgin Mary.
There is a Saint Costanzo and a Blessed Costanza.
Yes
Society of the Sisters of Saint Ursula of the Blessed Virgin was created in 1606.
No, that honor would fall to the Blessed Virgin Mary.
There is not Saint Alan but there are two Blessed Alans.
There is no saint Conor. However there is Blessed Conor O'Devany but he is not yet recognized as a saint.