The Finals of Season 12 of America's Got Talent took place from September 19, 2017 to September 20, 2017, in the Dolby Theatre. A total of 10 acts participated, performing to win million dollars and the headlining of a show on the Las Vegas strip. Darci Lynne won the season, with Angelica Hale, Light Balance, Mandy Harvey, and Sara and Hero placing second, third, fourth, and fifth respectively.
Main article: Episode 1221
- 1. Angelica Hale, Singer
- 2. Chase Goehring, Singer/Guitarist
- 3. Sara and Hero, Dog Act
- 4. Diavolo, Acrobatic Dance Group
- 5. Evie Clair, Singer
- 6. Preacher Lawson, Stand-up Comedian
- 7. Kechi, Singer
- 8. Darci Lynne, Singing Ventriloquist
- 9. Mandy Harvey, Singer/Ukulelist
- 10. Light Balance, Light-Up Dance Crew
- Diavolo and Light Balance with Derek Hough
- Mandy Harvey with Marlee Matlin and Shania Twain
- Darci Lynne with Jeff Dunham and Terry Fator
- Preacher Lawson with Howie Mandel and Kevin Nealon
- Evie Clair and Chase Goehring with James Arthur
Most Memorable Contestants
The "Most Memorable Contestants" were introduced in Season 12, consisting of 11 acts eliminated early in the competition, five of which were eliminated during Judge Cuts.
- Retired Wonder Woman, Comedienne
- Radek Polomik, Dancer
- Anthony Penoso, Singer
- Dancing Pumpkin Man, Dancer
- Maw Kitty, Singer
- Joey the Leprechaun, Dancer
- Benchavan Shale, Singer
- Carlos De Antonis, Opera Singer
- Conrad the Unicorn, Novelty Act
- Jay Jay Phillips, Keyboardist
- Jokgu and Aichan, Piano Playing Chicken Duo
Main article: Episode 1222
- 1st Place: Darci Lynne, Singing Ventriloquist
- 2nd Place: Angelica Hale, Singer
- 3rd Place: Light Balance, Light-Up Dance Crew
- 4th Place: Mandy Harvey, Singer/Ukulelist
- 5th Place: Sara and Hero, Dog Act
- Chase Goehring, Singer/Guitarist
- Diavolo, Acrobatic Dance Group
- Evie Clair, Singer
- Kechi, Singer
- Preacher Lawson, Stand-up Comedian
- This season was tied with Season 1, Season 4, Season 10 and Season 11 with the most performers performing in a Finals episode.
- This season is the first where the top 4 is made up entirely of Golden Buzzer acts.
- This season is the first to have a top 2 made up of acts aged 12 and under and both female.
- This season is the first where each act in the Top 5 never needed the Dunkin' Save or Judges' Choice in both the Quarterfinals and Semifinals.
- The acts that came in 2nd, 3rd and 4th all performed on Semifinals 2 and were the Top 3 acts of that night.
- The top 2 acts were the first Golden Buzzer in the Auditions and the first Golden Buzzer in the Judge Cuts respectively.