There are several saints named Christina but the feast day of Saint Christina the Astonishing is on July 24.
Christina is not a saint and has no official feast day.
St. Christina's feast day is July 24, please see the link below.
The memorial of Saint Christina of Markyate, also known as Theodora or Christina Theodora of Markyate, is on December 5.
Pope Benedict I is not a saint and has no feast day.
Saint Maria Goretti's Feast Day is July 6th.
The feast day of saint Mark is April 25.
Saint Laura's Feast Day is October the 19th.
Saint Helena's feast day is August 18.
The 23rd of April is the feast day of Saint George.
Saint Christopher's feast day is July 25th.
July 24 is the feast day of Saint Charbel.
August 11 is the feast day of Saint Philomena.