1.PewDiePie

Since 15 August 2013, PewDiePie's channel has been the most subscribed user on YouTube, being surpassed briefly in November and December 2013 by YouTube's Spotlight channel. Holding the position since 22 December 2013, the channel has reached over 40 million subscribers, as of December 2015. On 19 July 2014, the channel surpassed Rihanna VEVO to become the most viewed channel of all time, and as of December 2015, the channel has received over 10 billion video views.

2.HolaSoyGerman

Garmendia was born on April 25, 1990 in Santiago. His father died in a car accident when he was a child. He has a brother, from whom he lived separately during childhood until reuniting in Los Vilos. He had an interest in music from a young age, and when he was 13 he formed a band with his brother.

Garmendia uploaded his first YouTube video in 2011, after he was encouraged by a friend.

As of December 1, 2014, his YouTube channel has over twenty one million subscribers, ranking him as the second most subscribed channel on YouTube.

On August 2014 and 2015, he won the "Icon of the Year" prize from MTV Millennial Awards 2014.^[8] He made an appearance in YouTube Rewind 2014 and 2015.

3.YouTube Spotlight

The YouTube Spotlight is YouTube's official channel, hosted on its own website. As explained by its name, the channel is used to spotlight videos and events on YouTube. Events that have been brought to light by the channel include YouTube Comedy Week and the YouTube Music Awards. Additionally, the channel uploads videos including episodes of YouTube Nation, and annual installments of YouTube Rewind.

On November 2, 2013, the YouTube Spotlight channel briefly surpassed PewDiePie's channel, to become the most subscribed channel on the website. The channel ascended to the top position through autosuggesting and pre-selecting itself as a subscription option upon new user registration for YouTube.^[1] Throughout December 2013, the channel and PewDiePie struggled for the top position, until PewDiePie secured it on December 22. As of April 7, 2015, the channel has earned 22.7 million subscribers, as well as over 573 million video views. The channel is ranked as the 3rd most subscribed channel, behind HolaSoyGerman.

4.Smosh

Smosh is an American web-based sketch comedy duo consisting of Ian Andrew Hecox (born November 30, 1987) and Anthony Padilla (born September 16, 1987).

Padilla began posting flash animations on Newgrounds in 2003, under the name Smosh. He was later joined by his friend Ian Hecox. Soon afterward, they began to post videos on YouTube in the autumn of 2005 and became one of the most popular channels on that site. As of February 2016, the Smosh channel has more than 21 million subscribers and 5.2 billion video views.The Smosh team has expanded to include others to handle animated, other language, and video gaming content videos, and the sketches have included more actors.

The Smosh channel has experienced three different spans as the most subscribed YouTube channel. The first period spanned from May to June 2006, the second spanned from April 2007 to September 2008, and the third span lasted from January to August 2013.

5.OneDirectionVEVO

One Direction (commonly abbreviated as 1D) are an English-Irish pop boy band based in London, composed of Niall Horan, Liam Payne, Harry Styles, Louis Tomlinson, and previously, Zayn Malik until his departure from the band on 25 March 2015. The group signed with Simon Cowell's record label Syco Records after forming and finishing third in the seventh series of the British televised singing competition The X Factor in 2010. Propelled to international success by social media, One Direction's four albums, Up All Night (2011), Take Me Home (2012), Midnight Memories (2013) and Four (2014) topped charts in most major markets, and generated hit singles including "What Makes You Beautiful", "Live While We're Young", and "Story of My Life". Their fifth studio album, Made in the A.M., was released in November 2015.

6.justinBieberVEVO

JustinBieberVEVO is Justin Bieber's VEVO account. He is a Canadian pop musician, actor, and singer-songwriter. His VEVO contains a lot of his music content, whether its audio only videos, lyrics videos, music videos, or live performances.

JustinBieberVEVO is the 6th most Subscribed YouTube Channel in the world.

7.RihanaVEVO

Robyn Rihanna Fenty (born February 20, 1988) is a Barbadian singer and songwriter. Born in Saint Michael, Barbados, her career began upon meeting record producer Evan Rogers in late 2003 through mutual friends; she recorded demo tapes with his guidance. Her tape was sent to several record labels, and she subsequently signed a contract with Def Jam Recordings after auditioning for its then-president, hip-hop producer and rapper Jay Z. Both her debut album, Music of the Sun (2005) and its follow-up A Girl Like Me (2006) peaked in the top ten on the US Billboard 200; the former featured the commercially successful song "Pon de Replay" while the latter produced her first Billboard Hot 100 number-one single, "SOS".

8.TaylorSwiftVEVO

Taylor Alison Swift (born December 13, 1989) is an American singer-songwriter and actress. Raised in Wyomissing, Pennsylvania, she moved to Nashville, Tennessee, at the age of 14 to pursue a career in country music. She signed with the independent label Big Machine Records and became the youngest songwriter ever hired by the Sony/ATV Music publishing house. The release of Swift's self-titled debut album in 2006 marked the start of her career as a country music singer. Her third single, "Our Song," made her the youngest person to single-handedly write and perform a number-one song on the Hot Country Songs chart

9.KattyPerryVEVO

Katheryn Elizabeth "Katy" Hudson (born October 25, 1984), known professionally as Katy Perry, is an American singer, songwriter, and actress. After singing in church during her childhood, she pursued a career in gospel music as a teenager. Perry signed with Red Hill Records and released her debut studio album Katy Hudson in 2001, which was commercially unsuccessful. She moved to Los Angeles the following year to venture into secular music after Red Hill ceased operations. After being dropped by The Island Def Jam Music Group and Columbia Records, Perry signed a recording contract with Capitol Records in April 2007.

10.EminemVEVO

Marshall Bruce Mathers III (born October 17, 1972), known professionally as Eminem, is an American rapper, songwriter, record producer, and actor from Detroit, Michigan. In addition to his solo career, he is a member of D12 and (with Royce da 5'9") half of the hip-hop duo Bad Meets Evil. Eminem is the best-selling artist of the 2000s in the United States. Rolling Stone ranked him 83rd on its list of 100 Greatest Artists of All Time, calling him the King of Hip Hop. Including his work with D12 and Bad Meets Evil, Eminem has had ten number-one albums on the Billboard 200. He has sold more than 172 million albums, making him one of the world's best-selling artists. As of June 2014, Eminem is the second-bestselling male artist of the Nielsen Sound Scan era, the sixth-bestselling artist in the United States and the bestselling hip-hop artist, with sales of 45.1 million albums and 42 million tracks (including 31 million digital single certifications).