|Full name||Rumen Tsvetanov Trifonov|
|Date of birth||21 February 1985|
|Place of birth||Kozloduy, Bulgaria|
|Height||1.80 m (5 ft 11 in)|
|Playing position||Left-back / Left midfielder|
|* Senior club appearances and goals counted for the domestic league only and correct as of 4 January 2017.
Trifonov earned his first call-up to the Bulgaria national side in March 2011 for the Euro 2012 qualifier against Switzerland and the friendly match versus Cyprus, but did not feature in these games.
On 13 December, he was arrested for illegal betting.
- "Stats Centre: Rumen Trifonov Facts". Cskasofia.com. Retrieved 2010-01-27.
- "Матеус извади Гаджев и Трифонов от групата за мача с Англия". dnevnik.bg. Retrieved 2012-03-17.
- "Soccer-Bulgarians held for illegal betting, not match-fixing". yahoo.com. Retrieved 5 January 2013.
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