Jack Sinclair stats and game log
Jack Sinclair is the Washington Nationals relief pitcher (No. 49). In the 2026 regular season through September 27, 2026, Jack Sinclair has played 11 games: 11.0 innings, 8 strikeouts and a 2.45 ERA.
Research summary
- Recent form: 0.6 strikeouts per game over the last 5 games, against 0.7 over the season (11 games).
- Role: 1.0 innings per game over the last 5 games, against 1.0 over the season.
- Consistency: at or above the season average (0.7 strikeouts) in 7 of 11 games.
- Home and road: 1 strikeouts per game at home (4 games), 0.6 on the road (7).
Figures are MLB regular-season games; samples are stated and small samples move quickly.
Team: Washington Nationals stats and results.
6'4" · 170 lb
2026 regular season
| Games | IP | H | ER | BB | K | HR | PIT | |
|---|---|---|---|---|---|---|---|---|
| 2026 per game | 11 | 1.0 | 0.5 | 0.3 | 0.4 | 0.7 | 0 | 15.2 |
| 2026 totals | 11 | 11.0 | 6 | 3 | 4 | 8 | 0 | 167 |
Rates in 2026
Jack Sinclair has pitched 11.0 innings in 11 games (0 starts) with 8 strikeouts and a 2.45 ERA.
| Measure | Value |
|---|---|
| ERA (earned runs per 9 innings) | 2.45 |
| WHIP (walks and hits per inning) | 0.91 |
| Strikeouts per 9 innings | 6.5 |
| Strikeout-to-walk ratio | 2.00 |
| Starts | 0 |
Home, road and recent form, 2026
| Split | Games | K/g | IP/g | ER/g |
|---|---|---|---|---|
| Home | 4 | 1 | 1.0 | 0.5 |
| Road | 7 | 0.6 | 1.0 | 0.1 |
| Last 5 games | 5 | 0.6 | 1.0 | 0.2 |
| Season | 11 | 0.7 | 1.0 | 0.3 |
Game log
| Date | Opponent | Result | IP | H | ER | BB | K | HR | PIT |
|---|---|---|---|---|---|---|---|---|---|
| Sep 27, 2026 | vs NYM | W | 0.2 | 0 | 0 | 0 | 1 | 0 | 16 |
| Sep 25, 2026 | vs NYM | W | 1.0 | 2 | 1 | 0 | 1 | 0 | 18 |
| Sep 23, 2026 | @ DET | W | 0.1 | 0 | 0 | 0 | 0 | 0 | 4 |
| Sep 22, 2026 | @ DET | W | 1.1 | 0 | 0 | 0 | 1 | 0 | 14 |
| Sep 19, 2026 | @ STL | W | 1.1 | 1 | 0 | 0 | 0 | 0 | 13 |
| Sep 18, 2026 | @ STL | W | 1.0 | 1 | 1 | 1 | 0 | 0 | 11 |
| Sep 13, 2026 | vs LAA | W | 1.0 | 1 | 1 | 0 | 1 | 0 | 12 |
| Sep 12, 2026 | vs LAA | W | 1.1 | 0 | 0 | 1 | 1 | 0 | 21 |
| Sep 7, 2026 | @ SD | L | 1.1 | 1 | 0 | 1 | 0 | 0 | 18 |
| Sep 5, 2026 | @ LAD | L | 0.2 | 0 | 0 | 1 | 2 | 0 | 24 |
Nationals teammates
- Abimelec Ortiz (1B)
- Andres Chaparro (1B)
- Andrew Alvarez (SP)
- Andrew Pinckney (LF)
- Brad Lord (RP)
- Brady House (3B)
- Cade Cavalli (SP)
- Carson Palmquist (RP)
- CJ Abrams (SS)
- Clayton Beeter (RP)
- Connelly Early (SP)
- Daylen Lile (LF)
- Dylan Crews (RF)
- Erik Tolman (RP)
- Gus Varland (RP)
- Harry Ford (C)
- Jacob Young (CF)
- Jake Bird (RP)
- Jake Irvin (SP)
- James Wood (RF)
- Jorbit Vivas (3B)
- Jose Tena (DH)
- Keibert Ruiz (C)
- Matt Waldron (RP)
- Max Kranick (RP)
- Nasim Nunez (2B)
- Orlando Ribalta (RP)
- Paxton Schultz (RP)
- Richard Lovelady (RP)
- Riley Cornelio (RP)
- Tom Cosgrove (RP)
- Will Dion (RP)
- Yohandy Morales (1B)
- Yovanny Cruz (RP)
- Zak Kent (RP)
How to read these numbers
- Games are the games Jack Sinclair played.
- Season tables are regular-season games only. The game log includes playoff games, labeled, and reaches into last season when needed.
- A dash (–) means the statistic is not recorded for that game, never zero (hover it for the reason). A column with no recorded value is left out.
This page shows statistics and results only. It contains no sportsbook prices or betting lines. Current markets, hit rates against the line and StatsNext research are in the app.
Research in StatsNext
- Jack Sinclair in StatsNext: Player Research with splits, matchup context and current props
- Washington Nationals stats and results
- Mets at Nationals, September 27, 2026
- Mets at Nationals, September 25, 2026
- Nationals at Tigers, September 23, 2026
- All MLB player stats, 2026