2011 Portland Chess Club Centennial
11:00 a.m. Friday, August 12, 2011 (next round 7:00 p.m.)
Pairings for Round 1. Portland Chess Club Centennial: Championship
| Bd | Res | White | Res | Black |
| 1 | Samir Sen (2052) | Bindi Cheng (2386) | ||
| 2 | David C Roper (2334) | V Alexandra Botez (2035) | ||
| 3 | Carl A Koontz (2027) | Joshua Christopher Sinanan (2288) | ||
| 4 | Steven James Breckenridge (2267) | Mikeal Davis (2015) | ||
| 5 | Preston F Polasek (2007) | Andy C Lee (2267) | ||
| 6 | Nick Raptis (2261) | Bill Heywood (2000) | ||
| 7 | Roberto Aiello (1992) | David R Bragg (2212) | ||
| 8 | David Golub (2188) | Brian John Esler (1984) | ||
| 9 | James Chan (1938) | Roger Patterson (2179) | ||
| 10 | Michael J Pendergast (2177) | Alexandru Florea (1930) | ||
| 11 | Mark Andrew Havrilla (1923) | Corbin Yu (2162) | ||
| 12 | John M Williams (2146) | Jason Cigan (1880) | ||
| 13 | Todd Imada (1875) | Andy P May (2129) | ||
| 14 | Daniel Zachary Gay (2120) | H G Pitre (1839) | ||
| 15 | Ben Chu Kung (1817) | Peter Lessler (2114) | ||
| 16 | Paul Bartron (2104) | Daniel Reas Mathews (1800) | ||
| 17 | Calvin Jay Parnon (1753) | Igor Ummel (2097) | ||
| 18 | Nathan Y Lee (2085) | George W Lundy III (1440) | ||
| 19 | Joe Roback | Roland Feng (2074) | ||
| 20 | Mike E Janniro (2071) | Loren Laceste | ||
| 21 | John Doknjas | Richard G Gutman (2068) | ||
| 22 | Megan Lee (2059) | Ryan Lo (unr.) | ||
| 1 | Georgi Orlov (2541) | BYE | ||
| 1 | Michael Lee (2437) | BYE | ||
| 1 | John Donaldson (2402) | BYE | ||
| 1 | Howard Jed Chen (2362) | BYE | ||
| 1 | Radu Roua (2269) | BYE | ||
| 1 | Carl A Haessler (2200) | BYE | ||
| ½ | Steven B Deeth (2062) | BYE | ||
| ½ | David Inglis (1937) | BYE | ||
| ½ | Allen Chalfen (1853) | BYE |