SwissSys Standings. 2009 Markham Thornhill Chess Challenge: Grade 6
| # | Name | ID | Rtng | Rd 1 | Rd 2 | Rd 3 | Rd 4 | Rd 5 | Tot | Prize |
| 1 | Christopher Knox | 555568 | 1912 | W42 | W24 | W3 | W2 | W4 | 5.0 | |
| 2 | David Cohn | 679296 | 910 | W18 | W13 | W11 | L1 | W7 | 4.0 | |
| 3 | Victor Seeastianov | | unr. | W35 | W26 | L1 | W11 | W16 | 4.0 | |
| 4 | Arthur Broun | | 1151 | W25 | W12 | W5 | W6 | L1 | 4.0 | |
| 5 | Ahad Shoaib | | unr. | W27 | W10 | L4 | W13 | W15 | 4.0 | |
| 6 | Brandon Fong | | unr. | W41 | W16 | W15 | L4 | W14 | 4.0 | |
| 7 | Morgan Yeung | 855224 | 677 | W29 | W33 | W8 | W19 | L2 | 4.0 | |
| 8 | Aaron Voung | | unr. | W20 | W30 | L7 | W28 | W19 | 4.0 | |
| 9 | Saj Mohammed | | unr. | W40 | L15 | D20 | W18 | W31 | 3.5 | |
| 10 | Theodore Huang | | unr. | W22 | L5 | D18 | W32 | W20 | 3.5 | |
| 11 | Daniel Nassirnia | | unr. | W34 | W14 | L2 | L3 | W24 | 3.0 | |
| 12 | Pedro Chan | | unr. | W31 | L4 | L14 | W40 | W27 | 3.0 | |
| 13 | Jason Fu | | unr. | W28 | L2 | W30 | L5 | W26 | 3.0 | |
| 14 | Max Monglal-Lan | | unr. | W39 | L11 | W12 | W26 | L6 | 3.0 | |
| 15 | Matthew Chung | | unr. | W38 | W9 | L6 | W24 | L5 | 3.0 | |
| 16 | Matthew Falzone | | unr. | W21 | L6 | W38 | W34 | L3 | 3.0 | |
| 17 | Parshan Panahkhah | | unr. | L24 | L18 | B--- | W29 | W28 | 3.0 | |
| 18 | Garrett Amemori | | unr. | L2 | W17 | D10 | L9 | W36 | 2.5 | |
| 19 | Idris Bohari | | unr. | D36 | W31 | W32 | L7 | L8 | 2.5 | |
| 20 | Makari Raspoutine | | unr. | L8 | W25 | D9 | W36 | L10 | 2.5 | |
| 21 | Antonio Compana | | unr. | L16 | W29 | L28 | D37 | W34 | 2.5 | |
| 22 | Prashant Sabharwal | | unr. | L10 | D23 | L36 | W41 | W35 | 2.5 | |
| 23 | Madison Reyes | | unr. | L30 | D22 | L31 | W39 | W37 | 2.5 | |
| 24 | Gabby Enriquez | | unr. | W17 | L1 | W27 | L15 | L11 | 2.0 | |
| 25 | Gabriel Boake | | unr. | L4 | L20 | L29 | B--- | W40 | 2.0 | |
| 26 | Michael Bian | | unr. | W37 | L3 | W33 | L14 | L13 | 2.0 | |
| 27 | Joey Chiarenza | | unr. | L5 | B--- | L24 | W33 | L12 | 2.0 | |
| 28 | Brittany McCorriston | | unr. | L13 | W39 | W21 | L8 | L17 | 2.0 | |
| 29 | Joseph Chung | | unr. | L7 | L21 | W25 | L17 | W38 | 2.0 | |
| 30 | Vincent Logozzo | | unr. | W23 | L8 | L13 | D35 | D32 | 2.0 | |
| 31 | Paulo Correia | | unr. | L12 | L19 | W23 | W38 | L9 | 2.0 | |
| 32 | Vidish Upadhyay | | unr. | D33 | W36 | L19 | L10 | D30 | 2.0 | |
| 33 | Georgia Kastanis | | unr. | D32 | L7 | L26 | L27 | W41 | 1.5 | |
| 34 | Jessica Ong | | unr. | L11 | D35 | W41 | L16 | L21 | 1.5 | |
| 35 | Shireen Norouzi | | unr. | L3 | D34 | D37 | D30 | L22 | 1.5 | |
| 36 | Simone O`Souza | | unr. | D19 | L32 | W22 | L20 | L18 | 1.5 | |
| 37 | Adam Calapa | | unr. | L26 | D41 | D35 | D21 | L23 | 1.5 | |
| 38 | Nicholas Guerrisi | | unr. | L15 | W40 | L16 | L31 | L29 | 1.0 | |
| 39 | Michael Ried | | unr. | L14 | L28 | L40 | L23 | B--- | 1.0 | |
| 40 | Jenna Aranas | | unr. | L9 | L38 | W39 | L12 | L25 | 1.0 | |
| 41 | Marina Guerrisi | | unr. | L6 | D37 | L34 | L22 | L33 | 0.5 | |
| 42 | Sean Nicholas | | unr. | L1 | U--- | U--- | U--- | U--- | 0.0 | |
| 43 | Ben Petrosian | | unr. | U--- | U--- | U--- | U--- | U--- | 0.0 | |