Prepare against Guilherme Serafim
Brazil · World #40,393 classical · FIDE ID 2130971
When preparing against Guilherme Serafim, expect 1.d4 in 72% of White games. Against 1.e4 the reply is 1...c5 (50% of games); against 1.d4, 1...d5 (100%).
Our database contains 38 games by Guilherme Serafim, covering Jan 2010 to Oct 2026. Below you'll find Guilherme Serafim's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Guilherme Serafim before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,934 | 2,020 | Sep 2010 |
| Rapid | 1,935 | 1,958 | May 2026 |
| Blitz | 1,894 | 1,982 | Jan 2022 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 38 | 11 | 7 | 20 | 28.9% |
| As White | 18 | 8 | 4 | 6 | 44.4% |
| As Black | 20 | 3 | 3 | 14 | 15.0% |
FIDE rated record
From FIDE's official rated-game ledger (2009-2026): 134 rated games against 109 different opponents, across 19 events in 2 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 46 | 15 | 9 | 22 | 32.6% | 2,026 | 1,923 | 4 |
| Rapid | 20 | 11 | 3 | 6 | 55.0% | 1,754 | 1,829 | 7 |
| Blitz | 57 | 35 | 0 | 22 | 61.4% | 1,779 | 1,812 | 7 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 32 | 5 | 2 | 25 | 15.6% |
| Against lower-rated | 66 | 42 | 4 | 20 | 63.6% |
Wins over titled players: 1 vs FM · 1 vs CM.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2026 | 48 | 29 | 4 | 15 | 1,793 | 1,881 |
| 2025 | 26 | 15 | 0 | 11 | 1,799 | 1,736 |
| 2022 | 20 | 11 | 0 | 9 | 1,660 | 1,700 |
| 2014 | 5 | 3 | 0 | 2 | 1,994 | 1,994 |
| 2013 | 6 | 2 | 2 | 2 | 2,033 | 2,033 |
| 2011 | 9 | 4 | 0 | 5 | 2,130 | 1,730 |
| 2010 | 8 | 1 | 1 | 6 | 2,065 | 1,836 |
| 2009 | 12 | 2 | 5 | 5 | 2,107 | 2,007 |
Where Guilherme Serafim has played
Brazil (18) · Paraguay (1)
Move-by-move preparation stats
Straight from the preparation tree built over all of Guilherme Serafim's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Guilherme Serafim's side.
First moves as White (18 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 13 | 72.2% | 57.7% |
| e4 | 5 | 27.8% | 50.0% |
Main lines as White
- 1.d4 — 72% of White games, 57.7% score
- …Nf6 (69% of these games) — Serafim usually continues Nf3 (61.1% score)
- …d5 (31% of these games) — Serafim usually continues c4 (50.0% score)
- 1.e4 — 28% of White games, 50.0% score
- …e5 (60% of these games) — Serafim usually continues Nc3 (83.3% score)
- …c5 (40% of these games) — Serafim usually continues Nc3 (0.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 4 | 50.0% | 25.0% |
| e5 | 3 | 37.5% | 33.3% |
| e6 | 1 | 12.5% | 0.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 8 | 100.0% | 12.5% |
Guilherme Serafim's chess games
All 38 games by Guilherme Serafim in the Chess.ceo database (Jan 2010 - Oct 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 11 wins, 7 draws, 20 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D31 | Semi-Slav Defense | 3 | 1/1/1 | 33.3% |
| D37 | Indian Defense | 3 | 1/1/1 | 33.3% |
| C25 | Vienna Game | 3 | 2/1/0 | 66.7% |
| D85 | Grünfeld Defense | 2 | 1/0/1 | 50.0% |
| B00 | Sicilian: Closed | 2 | 0/0/2 | 0.0% |
| D02 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| D06 | Queen's Gambit | 1 | 1/0/0 | 100.0% |
| E13 | Queen's Indian Defense | 1 | 0/1/0 | 0.0% |
| B22 | Benoni Defense | 1 | 1/0/0 | 100.0% |
| D61 | Slav Defense | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B34 | Sicilian | 2 | 1/0/1 | 50.0% |
| D30 | Catalan | 2 | 0/0/2 | 0.0% |
| D36 | Indian Defense | 2 | 0/0/2 | 0.0% |
| C13 | French Defense | 1 | 0/0/1 | 0.0% |
| C59 | Italian Game: Two Knights Defense | 1 | 0/0/1 | 0.0% |
| D06 | Queen's Gambit | 1 | 0/0/1 | 0.0% |
| D35 | Queen's Gambit Declined | 1 | 0/0/1 | 0.0% |
| D58 | Queen's Indian Defense | 1 | 0/1/0 | 0.0% |
| D03 | Queen's Pawn Game | 1 | 0/1/0 | 0.0% |
| A04 | Réti Opening | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2013 | Lucas Henrique Lins Da Silva | 2,050 | Curitiba CC 75 years | B34 |
| Oct 2009 | Glaucio Dalla Cortt Cella | 2,022 | Jogos Open do Parana - Japs | B22 |
| Sep 2009 | Ailton Pontes | 1,974 | Curitiba CC 71 Aniversario | D61 |
| Sep 2014 | Joao Vitor Da Cunha Viana Amorim | 1,800 | 2nd Campo Grande Open | C63 |
| Sep 2014 | Eric Ruber Goncalves Barbosa | 1,797 | 2nd Campo Grande Open | D06 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Parana | 2011 | 8 | 3 | 2,029 |
| Jogos Open do Parana - Japs | 2009 | 7 | 2 | 1,984 |
| Curitiba CC 71 Aniversario | 2009 | 6 | 2.5 | 2,012 |
| 2nd Campo Grande Open | 2014 | 5 | 3 | 2,035 |
| Curitiba CC 75 years | 2013 | 4 | 1.5 | 2,063 |
| Aberto do Brasil Mato Grosso do Sul 2026 | 2026 | 3 | 1 | 1,486 |
| Aberto do Brasil STD Mato Grosso do Sul 2026 | 2026 | 3 | 1 | 1,486 |
| 2º FRONTIER OPEN 2026 - GRAN PRIX & GRAND TOUR | 2026 | 2 | 0.5 | 1,707 |
Interactive opening tree from all 38 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Guilherme Serafim's chess games?
38 games by Guilherme Serafim, from Jan 2010 to Oct 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Guilherme Serafim has played.
What does Guilherme Serafim play on the first move as White?
Across 18 games with White in our database, Guilherme Serafim opens with 1.d4 (72% of games), 1.e4 (28% of games). Against 1.e4 as Black, Guilherme Serafim answers 1...c5 (50% of games), 1...e5 (38% of games), 1...e6 (13% of games). Against 1.d4: 1...d5 (100% of games).
What openings does Guilherme Serafim play as White?
As White, Guilherme Serafim's most-played openings in our database are: Semi-Slav Defense (3 games, 33.3% win rate); Indian Defense (3 games, 33.3% win rate); Vienna Game (3 games, 66.7% win rate). The full breakdown of 18 games with White is in the table above.
What openings does Guilherme Serafim play as Black?
As Black, Guilherme Serafim most often plays: Sicilian (2 games, 50.0% win rate); Catalan (2 games, 0.0% win rate); Indian Defense (2 games, 0.0% win rate). See the table above for the top ten Black openings across 20 games.
What is Guilherme Serafim's FIDE rating?
Guilherme Serafim is currently rated 1,934 in classical chess, 1,935 in rapid and 1,894 in blitz. Peak classical rating: 2,020 (Sep 2010).
How many games has Guilherme Serafim played?
Our database contains 38 games by Guilherme Serafim, covering Jan 2010 to Oct 2026. Overall record: 11 wins, 7 draws, 20 losses (28.9% win rate).
How do I prepare against Guilherme Serafim?
38 games by Guilherme Serafim reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.