| 9th U.S. Open Taekwondo Championships | |||||
| Blaisdell Arena | |||||
| Honolulu, HI | |||||
| February 3-6, 2000 | |||||
| Gyo-roogi | |||||
| Fin | |||||
| Men | Women | ||||
| Sang Phil Lee | KOR | 1st | Fadime Helvacioglu | GER | |
| Carlos Ayala Yee | MEX | 2nd | Kay Poe | USA | |
| Tshomlee Go | PHI | 3rd | Carolyn Shu | USA | |
| Carlos Alejandro Ruiz Lara | MEX | 3rd | Chiao-Ling Yeh | TPE | |
| Fly | |||||
| Men | Women | ||||
| Luis Zuniga Carreon | MEX | 1st | Byung Hee Kim | KOR | |
| Joseph Salim | HUN | 2nd | Lauren Burns | AUS | |
| Luis Dunstan | MEX | 3rd | Donna Chen | CAN | |
| Dennis Mollet | NED | 3rd | Agueda Perez Lopez | MEX | |
| Bantam | |||||
| Men | Women | ||||
| Peter Lopez | USA | 1st | Hui Lui | CHN | |
| Oscar Salazar Blanco | MEX | 2nd | Sukkhongdumno Nootcharin | THA | |
| Jochen Schiffmann | GER | 3rd | Lise Hjortshol | DEN | |
| Endre Steffensen | NOR | 3rd | Kristina Jergensen | DEN | |
| Feather | |||||
| Men | Women | ||||
| Yu-Chi Sung | TPE | 1st | Iridia Salazar Blanco | MEX | |
| Ozgur Gunes | GER | 2nd | Laila Halkjaer | DEN | |
| Glenn Lainfiesta | USA | 3rd | Diana Lopez | USA | |
| Berslav Pucar | CRO | 3rd | Liyue Zhang | CHN | |
| Light | |||||
| Men | Women | ||||
| Jae Gun Joung | KOR | 1st | Eriko Cuen Lopez | MEX | |
| David Kang | USA | 2nd | Lieh Chang | TPE | |
| Chi-Hung Hsu | TPE | 3rd | Wan-Chen Chang | TPE | |
| Mark Anthony Rivero | PHI | 3rd | Huijing Zhang | CHN | |
| Welter | |||||
| Men | Women | ||||
| Joel Beharrie | AUS | 1st | Monica del Real | MEX | |
| Casey McEuin | USA | 2nd | Anna S. Kim | USA | |
| Mitsushige Arita | JPN | 3rd | Barbara Kunkel | USA | |
| Felipe Soto | CHI | 3rd | Zhong Chen | CHN | |
| Middle | |||||
| Men | Women | ||||
| Victor Estrada Garibay | MEX | 1st | Sanaz Shahbazi | USA | |
| Warren Hansen | AUS | 2nd | Yoon Kyung Kim | KOR | |
| Richard An | USA | 3rd | Jada Monroe | USA | |
| Rodrigo Martinez Huerta | MEX | 3rd | Rebecca Quintas | MEX | |
| Heavy | |||||
| Men | Women | ||||
| Pascal Gentil | FRA | 1st | Myriam Baverel | FRA | |
| Dong Wan Lee | KOR | 2nd | Valerie Wiet Henin | FRA | |
| Mikael Meloul | FRA | 3rd | Jamie Hamilton | USA | |
| Daniel Trenton | AUS | 3rd | Audrey Maurice | FRA | |
| Poomse | |||||
| 1st Dan | |||||
| Men | Light | Women | |||
| Oliver Rimando | USA | 1st | Claudia Fram | AUS | |
| Middle | |||||
| Daniel Hartmann | AUS | 1st | Shellie Long | USA | |
| Jose Castro | PER | 2nd | Amber Greenwood | USA | |
| Carlos Rodriguez | MEX | 3rd | Cammie Homburg | USA | |
| Light Heavy | |||||
| Donovan Beswick | USA | 1st | no competitors | ||
| Jimmy Snyder | USA | 2nd | |||
| Heavy | |||||
| Matthew Walton | USA | 1st | no competitors | ||
| 2nd Dan | |||||
| Light | |||||
| Robert Yoon | USA | 1st | Inna Shearer | USA | |
| Joshua Baughn | USA | 2nd | Karla Araiza | MEX | |
| Craig Seymour | CAN | 3rd | |||
| Middle | |||||
| Mark Lee | USA | 1st | Andrea Ferkile | USA | |
| Rodolph Demafeliz Jr. | PHI | 2nd | Katherine Bradford | USA | |
| Larry Touchet | USA | 3rd | Leslie Jones | USA | |
| Light Heavy | |||||
| John Westbrook | USA | 1st | no competitors | ||
| Edrick Gailing | PHI | 2nd | |||
| 3rd Dan | |||||
| Light | |||||
| Jose Lugo Jr. | USA | 1st | Esther Kim | USA | |
| Michael Harb | AUS | 2nd | Amitis Pourarian | USA | |
| Sam Sa | USA | 3rd | Nellie Leon | USA | |
| Middle | |||||
| no competitors | 1st | Kristina Brooks | USA | ||
| Light Middle | |||||
| Kim Drube | DEN | 1st | no competitors | ||
| 4th Dan | |||||
| Light | |||||
| no competitors | 1st | Bronwyn Butterworth | USA | ||
| Middle | |||||
| Steve Farmer | USA | 1st | Carmella Hartnett | AUS | |
| Dennis Yip | CAN | 2nd | Antoinette Chavez | USA | |
| Light Heavy | |||||
| no competitors | 1st | Jada Monroe | USA | ||
| Heavy | |||||
| Waleed Gouda | EGY | 1st | no competitors | ||
| Junior divisions | |||||
| Jr. Fin | |||||
| Men | Women | ||||
| Brian Gallagher | USA | 1st | Thucuc Pham | GER | |
| Charles A. Smith | USA | 2nd | Brittany Nickolyn | USA | |
| Luis Donis | GUA | 3rd | Nina Zampetti | USA | |
| Juan Alberto Lopez Magana | MEX | 3rd | |||
| Jr. Fly | |||||
| Men | Women | ||||
| Terrence Jennings | USA | 1st | Megan German | USA | |
| Luke Vlasic | CRO | 2nd | Sabrina Alaquinez | USA | |
| 3rd | Heather Cravens | USA | |||
| 3rd | Nicole Marcial | USA | |||
| Jr. Bantam | |||||
| Men | Women | ||||
| Daniel Martinez | USA | 1st | Caleen Cordero | PHI | |
| Erick Contreras | MEX | 2nd | Audrey Lessard | CAN | |
| Dong Joon Lee | USA | 3rd | Kavita Kumar | AUS | |
| Koda Sanborn | USA | 3rd | |||
| Jr. Feather | |||||
| Men | Women | ||||
| Gabriel Menezes | BRA | 1st | Euda Carias | GUA | |
| Cale Horibe | USA | 2nd | Daniella Lora | MEX | |
| Alex Kim | USA | 3rd | Soledad Lopez Garcia | MEX | |
| Matt Ruegsegger | USA | 3rd | Carolyn Shu | USA | |
| Jr. Light | |||||
| Men | Women | ||||
| Christopher Salinas | USA | 1st | Eufreshinee Catalan | PHI | |
| Brandon Lee | USA | 2nd | Taryn Roman | USA | |
| Jamaal Green | USA | 3rd | Dayna Koelanui | USA | |
| Alvin Marquez | USA | 3rd | Yarickza Shirley | USA | |
| Jr. Welter | |||||
| Men | Women | ||||
| Julio Cesar Ramirez | MEX | 1st | Angela Prescott | USA | |
| Victor Ao | USA | 2nd | Brassie Anderson | USA | |
| Miguel Barraza | MEX | 3rd | Ashley Laris | USA | |
| Nicholas St. Jacques | CAN | 3rd | Isabel Pischel | GER | |
| Jr. Light Middle | |||||
| Men | Women | ||||
| Justin Laloan | USA | 1st | Stephanie Beckel | USA | |
| Alfonso Salinas | USA | 2nd | Leina Okuhara | USA | |
| Cody Aguirre | USA | 3rd | Marie-France Moffat | CAN | |
| Ulises Marquetti | USA | 3rd | Rebecca Ramlow | GER | |
| Middle | |||||
| Men | Women | ||||
| Jeremiah Limon | USA | 1st | Jennifer del Rosario | USA | |
| Erik Farfan | USA | 2nd | |||
| Fred Estrada | USA | 3rd | |||
| Robin Lee | USA | 3rd | |||
| Jr. Light Heavy | |||||
| Men | Women | ||||
| Darryl Littlejohn | USA | 1st | Charity Maclay | USA | |
| Jason McEuin | USA | 2nd | Madelaine Fischer | GER | |
| Ross Kondo | USA | 3rd | Josipa Kusanic | CRO | |
| Donovan Beswick | USA | 3rd | |||
| Jr. Heavy | |||||
| Men | Women | ||||
| Matthew London | USA | 1st | no competitors | ||
| Tom Laube | GER | 2nd | |||
| George Carmichael | AUS | 3rd | |||
| Clarke Salazar | PER | 3rd | |||
| Jr. Poomse | |||||
| 1st Dan | |||||
| Men | Light | Women | |||
| Richard Markham | USA | 1st | Megan German | USA | |
| Charles A. Smith | USA | 2nd | Sabrina Alaquinez | USA | |
| Terrence Jennings | USA | 3rd | Heather Cravens | USA | |
| Light Middle | |||||
| Mike Chavez | CAN | 1st | Crystal Lara | USA | |
| Isaac Yuen | USA | 2nd | Landy Hernandez-Sotelo | USA | |
| Erick Contreras | MEX | 3rd | |||
| Middle | |||||
| Oscar Alvarez Mendina | MEX | 1st | Angela Prescott | USA | |
| Miguel Barraza | MEX | 2nd | |||
| Anthony Bell | USA | ||||
| Light Heavy | |||||
| Jeff McCowan | USA | 1st | Jennifer Del Rosario | USA | |
| Fred Estrada | USA | 2nd | |||
| Ulises Marquetti | USA | 3rd | |||
| Heavy | |||||
| Donovan Beswick | USA | 1st | no competitors | ||