| Personal information | |||
|---|---|---|---|
| Full name | John Eider Castillo Diago | ||
| Date of birth | September 21, 1983 | ||
| Place of birth | Colombia | ||
| Playing position | Forward | ||
| Club information | |||
| Current club | Alianza F.C. | ||
| Number | 18 | ||
| 2010-2011 | C.D. Vista Hermosa | ||
| 2011- | Alianza F.C. | ||
John Eider Castillo Diago (born September 21, 1983 in Colombia) is a Colombian footballer who Currently plays for Alianza F.C. of El Salvador.