|Full name||Hassan bin Abdullah Sunny|
|Date of birth||2 April 1984|
|Place of birth||Singapore|
|Height||1.85 m (6 ft 1 in)|
|2000–2002||National Football Academy|
* Senior club appearances and goals counted for the domestic league only and correct as of 14 August 2016.
According to an interview with him done in November 2007, he only started playing football competitively when he was 10, captaining his school, May Primary School. He later went on to represent Braddell Secondary School football team as well.
Hassan started out in football as a midfielder, only switching to between the sticks due to an asthma attack he suffered when he was 12. He also quipped that his happiest football memory was that, back in 1999, he scored the winning goal from the halfway line in a game that ended 2-1.
Hassan joined the Eagles from the Singapore U-18 team and quickly cemented his spot in the first team, earning an S.League Young Player of the Year nomination for his confident performances and knack of pulling off blinding saves.
In December 2011, Hassan joined SAFFC, after four years of service as Tampines Rovers' first-choice goalkeeper.
Hassan became the first goalkeeper to win the S.League Player of the Year award in 2014.
Hassan joined Army United F.C. for the 2015 Thai Premier League season. He made his debut in a 1-0 win over Royal Thai Navy F.C.. After a series of games in good form Hassan excelled in a surprising 1-0 away win at Suphanburi F.C., handing the latter side their first home defeat of the 2015 season as well as giving Hassan man-of-the-match award. After the game Suphanburi player Jakkaphan Pornsai said Hassan's performance was the main reason Suphanburi lost the match. In November 2015 Hassan signed a new two-year contract with the club.
In December of 2016 after the relegation of Army United from Thai League, Hassan Sunny was released from the team, ended two years of his service at Thai club.
With midfielder Shahril Ishak, defender Baihakki Khaizan and winger Muhammad Ridhuan, he is part of the 'NFA Gang of Four', the quartet which has played together since their early teenage years and earned senior international honours in 2003.
He kept goal for the U-23 team that participated in the 2003 South-East Asian Games in Vietnam, before joining the Young Lions for the 2004 S.League season.
His first appearance in a Lions shirt came in August 2003 when the young keeper replaced Rezal Hassan at half-time in a friendly against the Japan Olympic team.
He had to wait until 18 February 2004 for his first cap for the Singapore though, which came against India in a World Cup qualifier.
He has been a regular fixture in the national team, though only as a substitute for Lionel Lewis . However, due to his poor performances in the Merdeka Cup in 2007 with the Under-23 team, he was dropped for the friendly against UAE and Jasper Chan was called up in his place.
His fine display at the 2007 SEA Games helped the Singapore Under-23 squad win the bronze medal - their first SEA Games medal since 1995.
He performed extremely well in a World Cup Qualifier match against Saudi Arabia, but Singapore lost the match 2-0.
On 28 July 2008, Hassan played the first half as part of a Singapore Selection side in a friendly match against the Brazil Olympics Team and made outstanding saves against Diego and Alexandre Pato's shots, letting in only three goals.
On November 30, 2014 AFF Suzuki Cup, Sunny has become a subject of controversy after failing to defend his goalpost from Malaysian counterattack. Malaysia which leading 1-2 finishes the match with open-goal scoring, making the final result of the match 1-3, Sunny has become a subject of parody in the aftermath of the game by Malaysian fans.
In 2016, UK based The Telegraph ranked him #18 on its list of the world's top 20 goalkeepers. He admitted to the Straits Times that he originally thought that it was a late April Fools joke. (http://www.straitstimes.com/sport/football/football-hassan-sunny-thought-telegraph-accolade-was-belated-april-fools-joke)
- S-League : 2014
- "Announcement of squad for AFF Suzuki Cup 2014". Football Association of Singapore. 22 November 2014. Retrieved 22 November 2014.
- "Singapore to Take on Syria and Cambodia in Lead-up to Suzuki Cup". FAS. 31 Oct 2016.
- "Interview With Baihakki Khaizan". FAS. Retrieved 21 March 2014.
- "At first, i didn't like football..."
- "Awards night signals end of 2014 S.League season". S.League. 7 November 2014. Retrieved 18 November 2014.
- Paul Murphy (16 February 2015). "Singapore keeper Sunny's Thailand debut quietens the doubters". ESPNFC. Retrieved 17 February 2015.
- Paul Murphy (27 July 2015). "Sunny heroics as Army hand first TPL home loss to Suphanburi". ESPNFC. Retrieved 27 July 2015.
- "Hassan extends Army United stay with new two-year deal .". Football Channel Asia. 10 November 2015. Retrieved 10 November 2015.
- "The top 20 best goalkeepers in the world". The Telegraph. 12 April 2016. Retrieved 18 April 2016.
- Hassan Sunny profile at Soccerway
- Hassan Sunny at National-Football-Teams.com
- Player profile - doha-2006.com