Grande has a birthmark on her left shoulder, a dimple on her left cheek, and a beauty mark on her left cheek.
Grande 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.
Grande has Vine, Keek, Instagram, Twitter, Tumblr and Facebook accounts.
Grande 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.
Grande is a fan of the Harry Potter series. Coincidentally, there's a character named Ariana (Ariana Dumbledore) in the series.
Grande's favorite movies are 13 Going On 30, Bruce Almighty and American Beauty (along with many other classics).
Grande used to collect stuffed animals, hockey pucks, and Halloween masks.
She has stated on Jimmy Fallon, her favourite animal is the seahorse.
Grande's fan mail address is 265 S. Federal Hwy Suite 331 Deerfield Beach, FL 33441.
Grande 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 loves Judy Garland and Audrey Hepburn.
She cried when she met Jim Carrey for the first time.
Grande 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"
Grande says she "swears like a sailor", meaning that she swears a lot.
Grande's height is 157,5 cm or 5'2".
Grande used lives in Los Angeles with her brother. Her house was over 100 years old and was previously owned by Francis Ford Coppola, the director of The Godfather. 
Grande loves the restaurant Toast.
Grande's first crush was Justin Timberlake (when she was three).
Grande and Graham Phillips were in a relationship for three years, from late 2008 until December 2011.
Grande was in a relationship with her backup dancer Jordan Viscomi. They started dating in December 2011. They broke up a few months later.
Grande loves lavender coloured and scented items.
While Grande 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". They were originally called "The Ariana Army", then "Tiny Elephants" which stuck for a while, followed "The Loves" but it didn't catch on, eventually, the fans gave themselves the name "Arianators", which spread and was accepted by Grande, becoming the official name.