Joanie Maiorella is an American celebrity sister best known as the older sister of Deena Nicole Cortese, a reality TV star who appeared on the MTV show Jersey Shore and its spin-off Jersey Shore: Family Vacation. Joanie also appeared on the show with her sister, but she has maintained a low profile and a private life. Joanie Maiorella Profile Summary Name Joanie Maiorella Birth Name Joanie Cortese Birth Date Unknown Birth Place Plumsted Township, New Jersey, USA Nationality American Ethnicity Italian-American Profession Science Teacher and Reiki Master Education Unknown Parents John Cortese and Joan Cortese Siblings Deena Nicole Cortese Marital…