| Ernesto "Estong" Ballesteros | |
| Position: | Head Coach (High School Team) |
| League: | UAAP |
| Team: | UE Red Warriors |
| Height Ft: | 6 |
| Height In: | 5 |
| Weight Lb: | 200 |
| Nationality: | Filipino |
| Birth Date: | 28 January 1973 |
| Birth Place: | Manila, Philippines |
| Draft Pick Pba: | 4th overall |
| Draft Round Pba: | 1 |
| Draft Year Pba: | 1997 |
| Draft Team Pba: | Shell Zoom Masters |
| College: | University of Santo Tomas |
| Career Start: | 1997 |
| Career End: | 2008 |
| Career Number: | 16 |
| Career Position: | Small forward / power forward |
| Years1: | 1997 - 1998 |
| Years2: | 2000 - 2001 |
| Years3: | 2002 |
| Years4: | 2003 - 2005 |
| Years5: | 2006 - 2008 |
| Highlights: | As player:
As assistant coach:
|
Ernesto "Estong" Ballesteros (born January 28, 1973, in Manila, Philippines) is a Filipino former professional basketball player in the Philippine Basketball Association. He was drafted fourth overall by Shell in 1997.
Ballesteros played for several teams during his earlier career. He played for Shell, Coca-Cola, and for the Barangay Ginebra Kings. He also played in the defunct MBA for the Pangasinan Presidents and Pampanga Dragons.[1] He was a free agent in the 2005–06 and 2006–07 seasons, but he was signed by Welcoat in the 2007–08 PBA Philippine Cup in a two-year contract.