William Antonio

William J. Heath Antonio (born August 15, 1975) is a Filipino-American former professional basketball player. He last played for the GlobalPort Batang Pier in the Philippine Basketball Association. A good three-point shooter, he was drafted 5th overall by the San Miguel Beermen in 1998. He was then sent to the Pop Cola 800s. He retired in 2007 to become a member of the coaching staff of the Coca-Cola Tigers. After working as an assistant coach for the Tigers, for 3 years, he returned to active play during the 2010 PBA Fiesta Conference.

Season-by-season averages

 * align=left|
 * align=left| San Miguel
 * 23 || 14.3 || .426 || .286 || .688 || 1.2 || 1.4 || .3 || .0 || 3.4
 * align=left rowspan=2|
 * align=left| San Miguel
 * rowspan=2|23 || rowspan=2|15.1 || rowspan=2|.369 || rowspan=2|.208 || rowspan=2|.818 || rowspan=2|2.1 || rowspan=2|.8 || rowspan=2|.2 || rowspan=2|.1 || rowspan=2|3.3
 * align=left| Pop Cola
 * align=left|
 * align=left| Pop Cola
 * 15 || 31.2 || .411 || .373 || .778 || 4.7 || 2.6 || .3 || .1 || 9.7
 * align=left|
 * align=left| Pop Cola
 * 48 || 28.7 || .368 || .293 || .654 || 3.1 || 1.3 || .4 || .1 || 6.7
 * align=left|
 * align=left| Coca-Cola
 * 43 || 27.2 || .408 || .325 || .593 || 3.5 || 1.4 || .4 || .1 || 7.3
 * align=left|
 * align=left| Coca-Cola
 * 57 || 14.7 || .328 || .250 || .742 || 2.3 || 1.1 || .4 || .1 || 3.4
 * align=left|
 * align=left| Coca-Cola
 * 53 || 17.1 || .380 || .347 || .742 || 2.5 || 1.1 || .4 || .0 || 4.3
 * align=left|
 * align=left| Coca-Cola
 * 38 || 28.4 || .385 || .351 || .562 || 5.8 || 1.6 || .7 || .0 || 8.5
 * align=left|
 * align=left| Coca-Cola
 * 37 || 27.1 || .361 || .343 || .733 || 5.1 || 1.2 || .5 || .1 || 7.6
 * align=left|
 * align=left| Coca-Cola
 * 3 || 12.0 || .000 || — || .500 || 1.3 || .7 || .0 || .0 || .3
 * align=left|
 * align=left| Powerade
 * 28 || 21.3 || .424 || .404 || .778 || 5.5 || 1.4 || .5 || .1 || 5.3
 * align=left|
 * align=left| Powerade
 * 32 || 15.5 || .362 || .245 || .700 || 3.0 || 1.3 || .5 || .2 || 3.7
 * align=left|
 * align=left| GlobalPort
 * 17 || 12.2 || .373 || .333 || 1.000 || 2.1 || .9 || .3 || .1 || 3.7
 * -class=sortbottom
 * align=center colspan=2 | Career
 * 417 || 21.2 || .378 || .321 || .696 || 3.4 || 1.3 || .4 || .1 || 5.5
 * align=left|
 * align=left| Powerade
 * 28 || 21.3 || .424 || .404 || .778 || 5.5 || 1.4 || .5 || .1 || 5.3
 * align=left|
 * align=left| Powerade
 * 32 || 15.5 || .362 || .245 || .700 || 3.0 || 1.3 || .5 || .2 || 3.7
 * align=left|
 * align=left| GlobalPort
 * 17 || 12.2 || .373 || .333 || 1.000 || 2.1 || .9 || .3 || .1 || 3.7
 * -class=sortbottom
 * align=center colspan=2 | Career
 * 417 || 21.2 || .378 || .321 || .696 || 3.4 || 1.3 || .4 || .1 || 5.5
 * align=center colspan=2 | Career
 * 417 || 21.2 || .378 || .321 || .696 || 3.4 || 1.3 || .4 || .1 || 5.5