Mariand Castrejon Castañeda (born March 13, 1993), is a Mexican YouTuber, specifically from Curenavaca, that makes make makeup videos and blogs, them often decumenting her life. Mostly known as Yuya by the general public (Formerly as Lady16Makeup), she currently has the 21st most subscribed channel on the site, with nearly 19 million subscribers, is currently the 10th most subscribed YouTuber on the site, the most subscribed YouTuber from Mexico, and the most subscribed female YouTuber.
On top of that, all of the videos on the Yuya channel has been viewed a total of over 2 billion times.
Mariand created her channel in 2009, but did not upload until 2010, with her first video titled "peinados faciles y lindos" that translates to "easy hairstyles that are cute" in English, recieving little attention from the YouTube community. When she started to upload more videos it did not have the attention that the first had. Little by little by little she started to gain more attention for her videos on and outside YouTube.
By the time 2014 rolled around, she had a big following, with even other big Mexican YouTubers like Luisto Rey started to talk about her. Eventually she surpassed him in view and subscriber count. In 2015 it was announced that she was the best paid blogger associated with Makeup, gaining about 41,000 dollars a month.
- In 2017, her channel peaked as the 16th most subscribed on YouTube.
- In March 2016, she was one of seven female YouTube creators who joined the United Nations' Sustainable Development Action Campaign, aiming to "achieve gender equality and empower all women and girls".
- She created her second channel, yuyacst in 2011. She hasn't uploaded on the channel however since 2015.
- Yuya has the average height for a woman, being 5'2 which is 1.58 meters tall.