Frank Shamrock (born Frank Alisio Juarez, III; December 8, 1972) is an American former mixed martial artist.
 Shamrock was the first to hold the UFC Middleweight Championship (later renamed the UFC Light Heavyweight Championship) and retired as the four-time defending undefeated champion.
 Shamrock was the No. 1 ranked pound for pound UFC fighter in the world during his reign as the UFC Middleweight Champion.
 Shamrock has won numerous titles in other martial arts organizations, including the interim King of Pancrase title, the WEC Light Heavyweight Championship and the Strikeforce Middleweight Championship.
Matt Hume (born July 14, 1966) is an American mixed martial artist.
 He is the founder and head trainer at AMC Pankration in Kirkland, WA, which is home to UFC flyweight champion Demetrious Johnson, ONE bantamweight champion Bibiano Fernandes and he has trained numerous world class fighters including Josh Barnett, Tim Boetsch Bob Sapp, Chris Leben, Hayato Sakurai, Akira Shoji, Matt Brown, Rich Franklin, Mario Miranda and Caros Fodor.
Anthony Paul Pettis (born January 27, 1987) is an American mixed martial artist currently competing as a Lightweight in the Ultimate Fighting Championship (UFC), where he is the former UFC Lightweight Champion.
 Pettis was also the final WEC Lightweight Champion prior to the promotion being merged into the UFC.
 At one point, he was ranked as a top-ten pound for pound fighter.
 He is currently ranked #13 in the official UFC lightweight rankings.
Alexis Davis (born October 4, 1984) is a Canadian mixed martial artist competing in the Ultimate Fighting Championship (UFC).
 She is a black belt in both Japanese Jujutsu and Brazilian Jiu-Jitsu.
 She is also a Canadian Open grappling champion.
 Davis at one point was the #9-ranked pound-for-pound female mixed martial arts (MMA) fighter in the world by MMARising.com and the #5-ranked 135-pound female fighter according to the Unified Women's MMA Rankings.
 In April 2015, she was the #3 ranked woman in the official UFC women's bantamweight rankings.
Demetrious Khrisna Johnson (born August 13, 1986) is an American mixed martial artist.
 He is the first ever and the current Flyweight Champion of the Ultimate Fighting Championship (UFC).
 He currently holds the longest active championship reign at ten title defenses.
 He is also the #1 ranked pound for pound MMA fighter in the world.
 Known for his quick striking and elusive movement, Johnson has also landed the most takedowns in UFC Flyweight history and holds the record for the latest finish in UFC history with a submission win at 4:59 of the fifth round against Kyoji Horiguchi.
 He is also the only UFC fighter to record over 10 takedowns in three different fights.
Conor Anthony McGregor (Irish: "Conchúr Antóin Mac Gréagóir" ; born 14 July 1988) is an Irish professional mixed martial artist and professional boxer who is currently signed to the Ultimate Fighting Championship (UFC).
 He is the reigning UFC Lightweight Champion, and former UFC Featherweight Champion.
 During his mixed martial arts (MMA) career, McGregor has competed as a featherweight, lightweight, and welterweight.
 As of 2017, McGregor is ranked 2nd on UFC's pound for pound rankings.
The Khalid Bin Hamad Al Khalifa Mixed Martial Arts (KHK MMA) is a martial arts organization based in Bahrain.
 It was founded under the patronage of His Highness Khalid bin Hamad Al Khalifa for its current CEO and professional MMA fighter Mohammed "The Hawk" Shahid in February 2015.
 Fighters competing under KHK MMA banner include: former UFC lightweight champion Frankie Edgar, UFC lightweight contender Khabib Nurmagomedov, UFC lightweight fighter Islam Makhachev, Bellator fighter James Gallagher, 2-time IMMAF champion Jose "Shorty" Torres, former UFC fighter and current Titan FC contender Alex Soto, and current Desert Force fighter Hamza Kooheji.
 KHK MMA activities include: coaching pro fighters, developing amateur MMA, promoting martial arts events, fitness gyms, and a sports gear brand.
Renan do Nascimento Mota Pegado, better known as Renan Barão, (] ) is a Brazilian professional mixed martial artist and the former UFC Bantamweight Champion.
 He held one of the longest unbeaten streaks in MMA history - following a loss in his professional debut, he recorded 32 straight fights without a loss (31 victories and 1 no contest) over a span of 9 years.
 During his championship reign, he was ranked as a top 3 pound for pound fighter and regarded as one of the best mixed martial artists in the world.
 His nickname "Barão" (baron), which predates his athletic career, was given to him by his grandmother after a character in the 1986 Brazilian soap opera "Sinhá Moça".
Joanna Jędrzejczyk (] ; born August 18, 1987) is a Polish mixed martial artist and former Muay Thai kickboxer who competes in the women's strawweight division of the Ultimate Fighting Championship.
 She is the current UFC Women's Strawweight Champion and the third European (and only Polish) champion in UFC history after Bas Rutten in 1999 and Andrei Arlovski in 2005.
 As of May 2017, she is the consensus #1 female strawweight, and #1 pound-for-pound female MMA fighter in the world.
 She is also currently the #8 pound-for-pound fighter in the UFC mixed gender rankings, making her the top female on the list.
Renato da Cunha Sobral (] ; born September 7, 1975), also known as "Babalu", is a retired Brazilian wrestler and mixed martial artist, and former Strikeforce Light Heavyweight Champion.
 Sobral previously fought in the Ultimate Fighting Championship, where he posted a 6–4 record and has also competed for Bellator, RINGS, Jungle Fight, Cage Rage, Affliction, and ONE FC.
 He is the Head Instructor of Babalu's Iron Gym Cerritos and has a Luta Livre black belt.
 He is also a Brazilian jiu-jitsu black belt under Carlos Gracie Jr.
 In his prime he was considered one of the top fighters in the world and defeated the likes of former Welterweight UFC Champion Robbie Lawler, former Light Heavyweight UFC Champion Shogun Rua, former Heavyweight UFC Champion Maurice Smith, along with former title contenders Chael Sonnen, Elvis Sinosic, and Jeremy Horn.

Question: Which UFC champion born in Kirkland, WA, is known as the #1 ranked pound for pound MMA fighter?
Answer: Demetrious Johnson