- Mixed 18-19 4x400 Meter Relay
- UAA:@4:18.393/23/2019CUPEY TRACK, CUPEY TRACK
- A ARROYO, N VALCARCEL, Y Diaz, A Santiago
- Finals
- 1Cupey Track 'A'4:05.71@
- 1) #574 Yashali Diaz 18 2) #190 Nezaret Valcarcel 18
- 3) #171 Adriana M Arroyo 18 4) #330 Emmanuel Hernandez 18
- 2Pitirres Acis, Caguas 'A4:20.91
- 1) #201 Amanda Negron 16 2) #214 Jose A Guzman 17
- 3) #206 Nahiely Pineiro 18 4) #216 Bryan S Surrillo 17