Rian Michael S. Ayonayon (born December 8, 1992) is a Filipino basketball player for the Blackwater Bossing of the Philippine Basketball Association (PBA). He was drafted 3rd overall pick in the 1st round of the 2019 PBA draft.
Professional career
NLEX Road Warriors (2020–2021) Ayonayon was drafted third during the first round of the 2019 PBA draft.
Blackwater Bossing (2021–present) On November 16, 2021, he was traded to the Blackwater Bossing along with Will McAloney in exchange for Marion Magat.
PBA career statistics
As of the end of 2022–23 season
Season-by-season averages
|-
| align=left |
| align=left |NLEX
| 11 || 18.6 || .296 || .214 || .647 || 2.5 || 2.4 || .4 || .1 || 5.4
|-
| align=left rowspan=2|
| align=left | NLEX
| rowspan=2|11 || rowspan=2|7.7 || rowspan=2|.286 || rowspan=2|.125 || rowspan=2|.778 || rowspan=2|1.1 || rowspan=2|.8 || rowspan=2|.1 || rowspan=2|.1 || rowspan=2|2.2 |- | align=left | Blackwater |- | align=left | | align=left | Blackwater | 26 || 11.1 || .435 || .345 || .652 || 1.1 || 1.2 || .6 || .0 || 5.2 |-class=sortbottom | align="center" colspan=2 | Career | 48 || 12.0 || .369 || .286 || .673 || 1.4 || 1.4 || .4 || .0 || 4.5