| Full name: | Tiddo Siertsema | |
| Current rank: | unranked | since October 20, 2025 | 
| Highest Rank: | 59th | first reached October 8, 2018 (5 weeks in total) | 
| Highest Year-End Rank: | 59th | (2018) | 
| Titles/finals: | 0/0 | |
| Elo Rating: | 1404 | 
| Date | Tournament | Place | Points |   Matches W  | 
            L  | Seed | Qualifications | Matches | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024‑11‑01 | HJW 2024 | 
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                        Qualification: 
                0.555 Won 10 Lost 8  | ||||||||||||
| 2022‑05‑26 | NJF 2022 | 
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                        Qualification: 
                0.571 Won 8 Lost 6  | 
                
                     
                        Lost to 
                    
                Markus Utke  | |||||||||||
| 2019‑08‑08 | EJC 2019 Newark | 
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                        Qualification: 
                0.111 Won 1 Lost 8  | ||||||||||||
| 2019‑07‑05 | Hannover 2019 | 
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                        Qualification: 
                0.2 Won 2 Lost 8  | ||||||||||||
| 2019‑05‑30 | NJF 2019 | 
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                        Qualification: 
                0.666 Won 8 Lost 4  | 
                
                     
                        Lost to 
                    
                Florian van der Steen  | |||||||||||
| 2019‑01‑02 | Passout 2019 | 
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                        Qualification: 
                0.454 Won 5 Lost 6  | ||||||||||||
| 2018‑10‑06 | Hamburg 2018 | 
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                        Qualification: 
                0.272 Won 3 Lost 8  | ||||||||||||
| 2018‑09‑29 | HJW 2018 | 
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                        Qualification: 
                0.619 Won 13 Lost 8  | 
                
                     
                        Defeated 
                    
                Erwin Kronberger  | 
                
                     
                        Lost to 
                    
                Bas Van de Kerkhof  | ||||||||||
| 2018‑09‑01 | Skjeve 2018 | 
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                        Qualification: 
                0.529 Won 9 Lost 8  | ||||||||||||
| 2018‑08‑02 | CoastCon 2018 | 
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                        Qualification: 
                0.727 Won 8 Lost 3  | 
                
                     
                        Lost to 
                    
                Helene Hummer  | |||||||||||
| 2018‑06‑15 | Berlin 2018 | 
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                        Qualification: 
                0.133 Won 2 Lost 13  | ||||||||||||
| 2018‑05‑12 | NJF 2018 | 
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                        Qualification: 
                0.461 Won 6 Lost 7  | 
                
                     
                        Lost to 
                    
                Markus Utke  | |||||||||||
| 2018‑01‑06 | Dutch Juggling Championships 2018 | 
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                        Qualification: 
                0.428 Won 6 Lost 8  | 
                
                     
                        Lost to 
                    
                Jon Peat  | |||||||||||
| 2017‑10‑27 | Laer 2017 | 
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                        Qualification: 
                0.222 Won 2 Lost 7  | ||||||||||||
| 2017‑01‑07 | Dutch Juggling Championships 2017 | 
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                        Qualification: 
                0.23 Won 3 Lost 10  | ||||||||||||
| 2016‑10‑28 | Laer 2016 | 
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                        Qualification: 
                0.1 Won 1 Lost 9  | ||||||||||||
| 2016‑06‑18 | Eindhoven 2016 | 
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                        Qualification: 
                0.333 Won 5 Lost 10  | ||||||||||||
| 2015‑10‑17 | HJW 2015 | 
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                        Qualification: 
                0 Won 0 Lost 10  | ||||||||||||
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