| Temporada | Liga | PJ | Min | Goles | Asistencias | G+A / 90 | Valoración |
|---|---|---|---|---|---|---|---|
| 2010 | Division 1 | 4 | 137 | 1 | 0 | 0.66 | — |
| 2011 | Division 1 | 5 | 356 | 0 | 0 | 0 | — |
| 2011 | Division 1: Clausura | 5 | — | 0 | 0 | — | — |
| 2012 | Division 1 | 14 | 594 | 3 | 0 | 0.45 | — |
| 2012 | Division 1: Clausura | 7 | — | 3 | 0 | — | — |
| 2014 | Serie A | 6 | 359 | 0 | 0 | 0 | — |
| 2015 | Division 1 | 11 | — | 3 | 0 | — | — |
| 2015 | Division 1: Clausura | 26 | 1497 | 4 | 0 | 0.24 | — |
| 2016 | Division 1: Clausura | 33 | 2317 | 22 | 0 | 0.85 | — |
| 2016 | Division 1 | 18 | — | 12 | 0 | — | — |
| 2017 | Division 1 | 19 | 921 | 5 | 0 | 0.49 | — |
| 2017 | Division 1: Clausura | 18 | 1128 | 5 | 0 | 0.4 | — |
| 2018 | Division 1 | 16 | 1191 | 18 | 0 | 1.36 | — |
| 2018 | Division 1: Clausura | 33 | 2556 | 18 | 0 | 0.63 | — |
| 2019 | Division 1 | 23 | 1561 | 11 | 8 | 1.1 | — |
| 2019/2020 | Liga MX | 6 | 267 | 0 | 1 | 0.34 | 6.71 |
| 2020/2021 | Liga MX | 15 | 482 | 1 | 2 | 0.56 | 6.8 |
| 2021 | Division 1 | 13 | 650 | 3 | 1 | 0.55 | — |
| 2022 | Division 1 | 20 | 915 | 3 | 5 | 0.79 | — |
| 2023 | Division 1 | 22 | 743 | 3 | 3 | 0.73 | — |
| 2024 | Division 1 | 14 | 275 | 2 | 1 | 0.98 | — |
| 2025 | Division 1 | 24 | 1021 | 4 | 2 | 0.53 | 6.94 |
| 2026 | Division 1 | 16 | 1001 | 2 | 2 | 0.36 | 6.79 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Cifras calculadas a partir de la base de estadísticas por temporada de GioScore · a fecha de 2026-07-14
Estadísticas del jugador contra cada club rival
| Equipo | PJ | V | E | D | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Sportivo Trinidense | 8 | 1 | 2 | 5 | 1 | 0 | 2 | 0 |
 General Caballero JLM | 8 | 5 | 1 | 2 | 2 | 1 | 0 | 0 |
 Nacional Asunción | 7 | 4 | 0 | 3 | 1 | 2 | 0 | 0 |
 Sportivo Ameliano | 7 | 3 | 0 | 4 | 1 | 1 | 0 | 0 |
 Sportivo Luqueño | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 |
 Cerro Porteño | 5 | 3 | 0 | 2 | 1 | 0 | 1 | 0 |
 2 de Mayo | 5 | 3 | 0 | 2 | 3 | 0 | 0 | 0 |
 Guaraní | 5 | 1 | 1 | 3 | 0 | 0 | 0 | 0 |
 Olimpia | 5 | 3 | 1 | 1 | 0 | 0 | 0 | 0 |
 Cruzeiro | 4 | 0 | 2 | 2 | 0 | 0 | 1 | 0 |
 Libertad | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
 Flamengo | 3 | 0 | 1 | 2 | 0 | 0 | 1 | 0 |
 Sol de América | 3 | 3 | 0 | 0 | 1 | 0 | 1 | 1 |
 Independiente | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Resistencia | 3 | 3 | 0 | 0 | 1 | 0 | 1 | 0 |
 Corinthians | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Fluminense | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Internacional | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 0 |
 Atlético Mineiro | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Vitória | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
Estadísticas contra cada selección rival
| Equipo | PJ | V | E | D | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Japan | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
En 16 partidos de la Division 1 2026, William Mendieta aportó 2 goles y 2 asistencias (1,001 minutos) — 0.36 participaciones de gol por 90 minutos. Esa temporada arroja una valoración media de 6.79 por partido.
Sus notas por temporada tocan techo en 2025 (6.94, Division 1) y suelo en 2019/2020 (6.71).
