There is none. However, St. Edmund would likely closest fit the definition of a vengeful saint. Having been executed by the Danes and Vikings during the invasion of the Kingdom of East Anglia, Edmund returned more than 100 years later as a spirit and killed the current Viking leader with a single powerful blow when he attempted to pilfer the late martyr's shrine.
Monica, herself, was the victim of an abusive husband.
St. John the Evangelist is the patron saint of burn victims.
St. John the Apostle is the patron saint of burn victims.
Abuse Victims
Genesius is the patron saint of:actorsagainst epilepsyattorneysbarristersclownscomedianscomediennescomicsconvertsdancersepilepticslawyersmusiciansprintersstenographerstorture victims
There is no patron saint of sunburns but John the Apostle is the patron saint of burned people.
She is the patron saint of Corsica, Livorno, Italy and torture victims.
Saint Sabas (or Sabbas) the Lector is the patron saint of lectors and torture victims.
Against poverty, impoverishment, shepherdesses, and torture victims.
Andrew Avellino and Wolfgang of Ratisbon are the patron saints of stroke victims.
Saint Maria Goretti is the patron saint of youth, young women, purity, and victims of rape.
Saint Rita of Cascia. She is also the saint of lost causes, sickness, wounds, illness, and mothers.