|Full name||Ilia Dyakov|
|Date of birth||29 September 1963|
|Place of birth||Dobrich, Bulgaria|
|* Senior club appearances and goals counted for the domestic league only|
Ilia Dyakov (Bulgarian: Илия Дяков) (born 29 September 1963) is a Bulgarian former footballer who played as a defender. He was selected for the Bulgaria squad at the 1986 FIFA World Cup but did not play. He did play in the qualifying campaigns for the 1986 tournament, winning 5 caps. In club football, he spent his whole career in his native country, where he represented his hometown club Dobrudzha Drobich, CSKA Sofia, and Slavia Sofia.