|Full name||Gregory Junior Nwokolo|
|Date of birth||3 January 1986|
|Place of birth||Onitsha, Nigeria|
|Height||1.75 m (5 ft 9 in)|
|Playing position||Forward, Winger|
|2012||→ Chiangrai United (loan)||9||(2)|
|2015–2016||BEC Tero Sasana||19||(5)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 16 April 2017.
‡ National team caps and goals correct as of 6 January 2016
Greg began his career in Asia with Tampines Rovers FC after one year in the summer of 2004 signed a contract for the Young Lions. He left the Young Lions in the same year to move to the Indonesian team Persijatim Solo FC. After half a year in Indonesia for Persijatim Solo FC regrouped to Singapore to join in January 2005 with the top clubs SAF FC, Singapore Armed Forces FC and contracted back to PSIS Semarang Indonesia team in early 2006 after a year and a half in mid-2006 he joined to PSMS Medan. He played for PSMS Medan one year before being signed in January 2007 for Persis Solo, after 14 goals in 28 games in the 2007/2008 season was sold to Persija Jakarta. in the Summer 2009 left the club Persija Jakarta and Asia , to seek his fortune in Europe he signed for SC Olhanense, contract with Portuguese club runs between 30 June 2010, in August 2010, he moved back to Persija Jakarta with free transfers.
In the 2011-2012 season, he was recruited by Team Pelita Jaya Jawa Barat. together with Safee Sali and his new friend Alexander Bajevski. after the sale of shares Arema Indonesia ISL version to Pelita Jaya Greg moved the club into Arema Indonesia for the 2012-2013 season, while his old club Pelita Jaya sold to Bandung Raya and changed its name to Pelita Bandung Raya. On December 5, 2014, he signed again with Persija Jakarta.
As a Nigerian, Greg does not have any record that he has been capped in any match for both junior or senior Nigeria National Football Team. In early 2010, Greg was rumoured that he will soon play for the Indonesia national football team, though this rumour wasn't confirmed by Greg himself, what is interesting is that he does not confirm nor deny the rumour. After many speculations, in August 2011 Football Association of Indonesia finally confirmed that Greg has been naturalised, and got Indonesian citizenship officially on 10 October 2011. He made his debut for the Indonesia national football team in the 2015 AFC Asian Cup qualification campaign against Saudi Arabia on 23 March 2013.
|Indonesia national team|
|1||14 August 2013||Manahan Stadium, Surakarta, Indonesia||Philippines||1-0||2–0||Friendly|
- Tampines Rovers
On 15 April 2014, after the Persipura Jayapura vs Persebaya Surabaya match conference, Greg got into a fight with Jacksen F. Tiago because of personal problems that started in the Indonesia national football team. The situation then eased after police restrained both of them.
- "Gregory Junior Nwokolo". Soccerway. Global Sports Media. Retrieved 10 October 2011.
- "RESMI: Greg Nwokolo Kembali Bela Persija Jakarta" (in Indonesian). Retrieved 5 December 2014.
- Greg Gembira Jadi Warga Negara Indonesia
- "Indonesia Edge Philippines in Solo; Laos U19 Stumble in Pleiku". AseanFootball.org. ASEAN Football Federation. 2013-08-15. Retrieved 1 December 2014.
- "Jacksen F Tiago & Greg Nwokolo Adu Mulut". goal.com.