|2015||Liv and Maddie||Raina||"Joy To-a-Rooney" (Season 3 Episode 9)|
|2016||Stuck in the Middle||Daphne Diaz||Main role|
|2017||A Bad Moms Christmas||Laura||Minor role|
|2018||Avengers: Infinity War||Young Gamora||Minor role|
|2018||Dancing with the Stars: Juniors||Herself||3-way tie for 2nd|
Guest starred on Liv & Maddie's Season 3 Christmas episode Joy-A-Rooney.
- She loves baking big cakes with her mom.
- She loves poetry.(as seen on her Instagram and in girls world)
- She went to Universal Studios for her birthday in 2016 with Malachi Barton.
- She loves making things with her hands.
- She was a competitive dancer and competed at local competitions.
- A video of her on YouTube dancing to I Want Candy has gained a lot of views.
- She was in Bad Mom's Christmas and is going to be in the One and Only Ivan, alongside Angelia Jolie.
- Her instagram account has over a million followers.
- He mom makes her cool cakes for her birthdays.
- She says the best present she has ever received for her birthday was a desk filled with craft supplies.
- She is currently in the 6th grade.
- She has an emoji birthday party this year.
- She has an older brother named Gavin.
- Thinks homemade gifts are the best.
- Is of Puerto Rican and Jewish descent, similar to her co-star Kayla Maisonet.
- She and Nicolas Bechtel hold the World Record for the most marshmallows caught by the mouth fired by a home made catapult in one minute.
- Along with Jenna Ortega, they are the only actresses from the show to appear in a Marvel Cinematic Universe film (with Ariana appearing in Avengers: Infinity War).
- Arianna was a contestant on 2018's Dancing with the Stars: Juniors, finishing in a 3-way tie for second place.
| To view the Ariana Greenblatt gallery, click here.