Title: List of most-followed Instagram accounts
Content:         This article is a list which contains the top 50 accounts with most followers on the photo and video-sharing social platform Instagram. , the most-followed individual is Portuguese footballer Cristiano Ronaldo with over 376 million followers, and the most-followed female is American reality television star Kylie Jenner with over 288 million followers. American musician, actress and business woman Selena Gomez was the most followed user on the platform from 2015, until her social media hiatus in late-2018. Gomez currently has over 279 million followers and is 6th most followed individual on the platform. Instagram has its own brand account on the platform, and with over 448 million followers; it is the most-followed account overall. National Geographic is the second most-followed brand account, with over 196 million followers. A total of 31 accounts have exceeded 100 million followers on the platform, with 12 of those having exceeded 200 million followers.
Title: Instagram
Content:  uploaded by users. As of December 2021, the most followed person is Portuguese professional footballer Cristiano Ronaldo with over 373 million followers. As of January 14, 2019, the most-liked photo on Instagram is a picture of an egg, posted by the account @world_record_egg, created with the sole purpose of surpassing the previous record of 18 million likes on a Kylie Jenner post. As of January 2019, the picture has over 55 million likes. The second most-liked photo is a wedding photo of Ariana Grande and her husband Dalton Gomez. Instagram was the fourth most downloaded mobile app of the 2010s.
Title: List of most-followed TikTok accounts
Content:   This list of accounts that once were the most followed account on TikTok, excluding the official TikTok account. Before Charli D'Amelio was the most-followed TikTok individual, Loren Gray was the most-followed individual. She was surpassed by Charli D'Amelio on 25 March 2020. She had 41.3 million followers when she was passed and was the first TikTok account to reach 40 million followers. Charli D'Amelio is now the most-followed TikTok user, being the first TikTok user to reach 100 million followers. Before Loren, Lisa and Lena were the most followed individuals on TikTok, with over 32.7 million followers. They deleted their account in March 2019, citing privacy concerns and their loss of interest in the platform. They rejoined TikTok on a new account with the same username on 7 May 2020. They now have over 12.7 million followers.
Title: Instagram
Content:  Following the release in October, Instagram had one million registered users in December 2010. In June 2011, it announced that it had 5 million users, which increased to 10 million in September. This growth continued to 30 million users in April 2012, 80 million in July 2012,  100 million in February 2013,  130 million in June 2013, 150 million in September 2013,  300 million in December 2014,  400 million in September 2015,  500 million in June 2016,  600 million in December 2016,  700 million in April 2017,  and 800 million in September 2017. In June 2011, Instagram passed 100 million photos uploaded to the service. This grew to 150 million in August 2011, and by June 2013, there were over 16 billion photos on the service. In October 2015, there existed over 40 billion photos. In October 2016, Instagram Stories reached 100 million active users, two months after launch. This increased to 150 million in January 2017, 200 million in April, surpassing Snapchat's user growth,   and 250 million active users in June 2017. In April 2017, Instagram Direct had 375 million monthly users.
Title: List of most-followed Instagram accounts
Content:  The following table lists the 50 most-followed accounts on Instagram with each total rounded down to the nearest million followers, as well as the profession or activity of each user.
Title: List of most-followed TikTok accounts
Content:  This list contains the top 50 accounts with the largest number of followers on the Chinese social media platform TikTok, which was previously merged with musical.ly. The most-followed individual on the platform is Charli D'Amelio, with almost 130 million followers. She surpassed the previous most-followed account, Loren Gray, on 25 March 2020.
Title: List of most-followed artists on Spotify
Content:  Music streaming site Spotify displays data for two types of statistics on the profiles of artists who use its platform: "Listeners" and "Followers". Users can indicate their preference for a particular musician or performer by "following" them. Certain widely-loved acts have attained an exceptionally large number of "followers" on the platform; these acts are listed below. Ed Sheeran is the most-followed artist on Spotify with over 89 million followers—he was the first artist to cross 50 million followers on the platform. The most-followed female artist is Ariana Grande, with over 73 million followers—she became the most-followed female act on the platform in December 2020 when she surpassed 54 million followers. The most-followed group and non-English act is BTS, with over 42 million followers. 
Title: Model (person)
Content:  actress rose to prominence in the Tamil film industry after gaining popularity among the public as an Instagram model with over 145,000 followers on her account by 2017. Instagram model techniques and aesthetics have also been used in unconventional or parody profiles. Instagram model Lil Miquela has blurred the line between reality and social media, amassing more than 200,000 followers without it being revealed whether she is real or computer-generated. Australian comedian Celeste Barber had acquired 1.8 million Instagram followers by 2017, parodying celebrity fashion photographs with real-life reenactments. In 2016, French organization Addict Aide ran a campaign to raise awareness for alcohol abuse among young people in 
Title: Kevin Systrom
Content:  Twitter, as high-ranking executives at Instagram. As of October 2015, 40 billion pictures had been shared on Instagram. As of June 2016, Instagram had over 500 million active users. Also in 2016, CNN quoted a study according to which Snapchat was the most important social network among teenagers aged 14 to 19, the first time in two years that Instagram did not feature at the top. Instagram as of early 2017 employed around 450 people. The app was used by 600 million people per month and 300 million per day. Its competitors Snapchat and Twitter employed more people for a smaller user base, with Twitter having 3,500 employees for 317 million monthly users, and 
Title: List of most-liked Instagram posts
Content:  The following table lists the top 20 most-liked posts on Instagram. Four accounts have more than one of the most-liked posts in the top 20: Billie Eilish and Cristiano Ronaldo have four each, Lionel Messi has three, and Ariana Grande has two.

Question: who is the most followed user on instagram 2017?
Answer: Instagram's own account.