Ariana has a birthmark on her left shoulder, a dimple on her left cheek, and a beauty mark on her left cheek.
Ariana loves Mariah Carey, Celine Dion, Imogen Heap, and Whitney Houston (along with other artists).
She had her first kiss when she was 14 and describes it as "adorable".
Her first real kiss though was when she was in preschool.
Ariana has Vine, Keek, Instagram, Twitter, Tumblr and Facebook accounts.
Ariana is a huge "techno-junkie" and uses GarageBand to create remixes of her favorite songs using an Apple computer and a Boss looping station RC50, meant for guitars, but Ariana plugs her microphone in and uses her voice instead, as seen on this video.
Ariana is a fan of the Harry Potter series. Coincidentally, there's a character named Ariana (Ariana Dumbledore) in the books.
Ariana's favorite colors are periwinkle blue, marshmallow white, sea foam green, red and coral/pale pink so basically pastel colours.
Ariana was on BrainSurge with 130 points, allowing her to move onto the next round, being the only girl to compete. But then she lost, along with Carlos Pena (from Big Time Rush) and was the first one to slide down "The Brain Drain". The episode aired on April 21st, 2011.
Ariana is studying Spanish (which became affective as she made another version of "The Way" in Spanglish).
Ariana loves to wear dresses especially by American designer Kenley Collins.
Ariana loves Judy Garland and Audrey Hepburn.
She cried when she met Jim Carrey for the first time.
Ariana has a talent for mimicking the speaking and singing voices of others, including but not limited to Britney Spears, Shakira, her co-star Liz Gillies, Katy Perry, The Little Mermaid, a laughing baby, a crying baby and a baby lamb "baaa-ing".
Ariana's height is 5' 0" (1.53 m).
Ariana currently lives in L.A with her brother. Her house is over 100 years old and was previously owned by Francis Ford Coppola, the director of The Godfather. 
Ariana loves the restaurant Toast.
Ariana's first crush was Justin Timberlake (when she was three).
Ariana was in the original Broadway cast of 13: The Musical with Liz Gillies and Max Schneider. She played Charlotte.
Ariana wrote a news article about bullying. Click here to read it.
Ariana and Liz are extremely close. They stay up late together, and sing together, as shown multiple times on Ariana's YouTube channel and their tweets.
Broadway in South Africa, the organization that Ariana supports (it is co-founded by her brother, Frankie) used her single, "Put Your Hearts Up" as their theme song for 2012.
Ariana has recorded a song with Nick Jonas called "Please Don't Let Me Go".
Ariana's favorite fruit is the strawberry.
Ariana loves all her fans.
Ariana loves hair bows, British accents, polka dots, and dolphins.
Ariana and Graham Phillips were in a relationship for three years. However, they broke up in December 2011.
Ariana was in a relationship with her back-up dancer Jordan Viscomi. They had been in a relationship since February 2011. A few months later, they broke up.
While Ariana dyed her hair red to portray Cat in Victorious and the first 20 episodes of Sam & Cat, she wears a wig to portray her on the last 15 episodes of Sam & Cat, because dyeing her hair every other week for Victorious completely destroyed her hair and it was annoying putting the temporary dye every four days.
Ariana's devoted fans are called "Arianators", "The Ariana Army", "Tiny Elephants", "Clique", "Tweeps" and "The Loves".
Ariana was in a relationship with Australian Jai Brooks, from the Janoskians since August 2012. He flew across the world to meet Ariana and family in New York for New Years. In February 2013 they briefly broke up due to the long distance; however, less than a month later confirmed they are back together. On August 16, 2013, Ariana Grande and Jai Brooks broke up again.However, they got back together in early 2014.
Ariana Grande has also dated Nathan Sykes, a member from the band The Wanted. They started dating in late September 2013. In December 2013, Ariana Grande and Nathan Sykes broke up.
Ariana went to two schools while growing up, Pine Crest School and North Broward Preparatory School.
Ariana said that she likes Demi Lovato's single called "Heart Attack". She also said that Demi sounded amazing in the song.
She was born Roman Catholic but has since given up on Christianity since Pope Benedict said that everything she loved and believed in were sins, such as Harry Potter, Spongebob Squarepants, homosexuality and working women. She has since started following Kabbalah's teachings, believing "the basis lies in the idea that if you’re kind to others, good things will happen to you."
On September 1, 2014 Ariana posted a picture of being back in the studio.
She recorded a song for The Hunger Games: Mockingjay soundtrack with Lorde.