Gianna Isabella
Gianna Isabella Pic
Gianna Isabella
Birth Name
Gianna Isabella Petrone
March 30, 2000
Audition City
Philadelphia, Pennsylvania

Gianna Isabella Petrone (born March 30, 2000) is an American singer from Jackson, New Jersey who finished in the Top 10 on Season 15 of American Idol.


Gianna is the daughter of acclaimed pop singer Brenda K. Starr. In 2014, she won the ‘New York Dream Night Talent Search’ competition.

American IdolEdit

Gianna auditioned in Philadelphia, Pennsylvania with "The House of the Rising Sun" by the Animals and received a golden ticket to Hollywood. She advanced passed Hollywood's Lines of Ten, Group Round, and performed "One Night Only" by Dreamgirls for her Hollywood Solo round. She then advanced to Showcase week where she performed "I Still Believe" by her mother, Brenda K. Starr, and advanced to the Top 24. During the Top 24, she performed "I Put a Spell on You" by Screamin' Jay Hawkins and performed a duet with Nick Fradiani singing his coronation song "Beautiful Life". Afterwards, she advanced to the Top 14 where she performed a reprise of "I Put a Spell on You" by Screamin' Jay Hawkins for America's Vote. She secured herself a spot in Season 15's Top 10 where she performed "Listen" by Beyonce. However, she was eliminated in a double elimination with fellow contestant Olivia Rox finishing in 9th/10th place.


Episode Theme Song choice Original artist Order # Result
Audition Auditioner's Choice "The House of the Rising Sun" Animals N/A Advanced
Hollywood Round, Lines Of Ten A Capella Not Aired - N/A Advanced
Hollywood Round, Group Round Group Performance Not Aired - N/A Advanced
Hollywood Round, Solo Round Solo "One Night Only" Dreamgirls N/A Advanced
Showcase Week Personal Choice "I Still Believe" Brenda K. Starr N/A Advanced
Top 24 Contestant's Choice & Idol Duets "I Put a Spell on You'" Jay Hawkins 7 Advanced
Duet "Beautiful Life" with Nick Fradiani Nick Fradiani 8
Top 14 Favorite Moment "I Put a Spell on You" Jay Hawkins 2 Advanced
Top 10 Contestant's Choice "Listen" Beyonce 2 Eliminated

Post IdolEdit

Season 15
Trent Harmon ·La'Porsha Renae ·Dalton Rapattoni ·MacKenzie Bourg ·Sonika Vaid ·Tristan McIntosh ·Lee Jean ·Avalon Young ·Gianna Isabella ·Olivia Rox
American Idol
1  · 2  · 3  · 4 · 5  · 6  · 7  · 8  · 9  · 10  · 11 · 12 · 13 · 14 · 15
Simon Cowell (Seasons 1-9)  · Paula Abdul (Seasons 1-8) · Randy Jackson (Seasons 1-12) · Kara DioGuardi (Seasons 8-9) · Ellen DeGeneres (Season 9) · Steven Tyler (Seasons 10-11)  · Nicki Minaj (Season 12)  · Mariah Carey (Season 12) · Jennifer Lopez (Seasons 10-11,13-15)  · Keith Urban (Seasons 12-15)  · Harry Connick, Jr. (Seasons 13-15)
Ryan Seacrest (Seasons 1-15) · Brian Dunkleman (Season 1)
Kelly Clarkson · Ruben Studdard · Fantasia Barrino · Carrie Underwood · Taylor Hicks · Jordin Sparks · David Cook · Kris Allen · Lee DeWyze · Scotty McCreery · Phillip Phillips · Candice Glover · Caleb Johnson · Nick Fradiani · Trent Harmon
Justin Guarini · Clay Aiken · Diana DeGarmo · Bo Bice · Katharine McPhee · Blake Lewis · David Archuleta · Adam Lambert · Crystal Bowersox · Lauren Alaina · Jessica Sanchez · Kree Harrison · Jena Irene · Clark Beckham · La'Porsha Renae
Coronation Songs
"A Moment Like This" · "Flying Without Wings" · "I Believe" · "Inside Your Heaven" · "Do I Make You Proud" · "This Is My Now" · "The Time of My Life" · "No Boundaries" · "Beautiful Day" · "I Love You This Big" · "Home" · "I Am Beautiful" · "As Long As You Love Me" · "Beautiful Life" · "Falling"
From Justin to Kelly · Juniors · Christmas

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