| Name | NBC Team | Last MLB Team | Last MLB Year |
|---|---|---|---|
| Kip Wells | Topeka KS | San Diego Padres | 2012 |
| Kirby Higbe | Camp Livingston, LA | New York Giants | 1950 |
| Kirk Gibson | Grand Rapids, MI | Detroit Tigers | 1995 |
| Kirk Saarloos | Anchorage Bucs | Oakland Athletics | 2008 |
| Kory Casto | Orange County Scorpions | Washington Nationals | 2008 |
| Kory DeHaan | Clarinda A’s | San Diego Padres | 2002 |
| Kurt Suzuki | Anchorage Bucs | Los Angeles Angels | |
| Kyle Hendricks | San Luis Obispo Blues | Chicago Cubs | |
| Kyle Jensen | Matsu Miners | Arizona Diamondbacks | 2016 |
| Kyle Kubitza | Santa Barbara Foresters | Los Angeles Dodgers | 2015 |
| La Schelle Tarver | Eureka, CA | Boston Red Sox | 1986 |
| Lance Berkman | Hays Larks | Houston Astros | 2013 |
| Lance Berkman | Hays Larks | Texas Rangers | 2013 |
| Larry Bittner | KS | Texas Rangers | 1983 |
| Larry Burchart | West Point, MS | Cleveland Indians | 1969 |
| Larry Gura | KS | Chicago Cubs | 1985 |
| Larry Hardy | Boulder Collegians | Houston Astros | 1976 |
| Larry Jackson | ID | Philadelphia Phillies | 1968 |
| Larry Miller | Topeka KS | New York Mets | 1966 |
| Lee Guetterman | Wichita, KS | Seattle Mariners | 1996 |
| Lee Richard | LA | St. Louis Cardinals | 1976 |
| Lee Tunnell | Hutchinson Monarchs | Minnesota Twins | 1989 |
| Lenny Green | Goodland, KS | Detroit Tigers | 1968 |
| Leo Hooten | Boulder Collegians | Arizona Diamondbacks, Oakland Athletics | 1974 |
| Leo Rosales | Humboldt Crabs | Arizona Diamondbacks | 2010 |
| Les Layton | Wichita, KS | New York Giants | 1948 |
| Logan Schafer | Anchorage Bucs | Minnesota Twins | 2016 |
| Lou Kretlow | Enid, OK | Kansas City Athletics | 1956 |
| Luis Alicea | Anchorage Bucs | Kansas City Royals | 2002 |
| Luis Gonzalez | North Pole Nicks | Arizona Diamondbacks | 2008 |
| Luis Medina | Fairbanks Goldpanners | Cleveland Indians | 1991 |
| Lute Barnes | Humboldt Crabs | New York Mets | 1973 |
| Lyle Overbay | Everett Merchants | Milwaukee Brewers | 2014 |
| Marc Rzepczynski | Peninsula Oilers | Toronto Blue Jays | |
| Marc Rzepczynski | Kenai Peninsula Oilers | Cleveland Indians | 2018 |
| Marcus Giles | Barona Stars | San Diego Padres | 2007 |
| Marcus Gwyn | San Luis Obispo Blues | Los Angeles Angels | 2007 |
| Mark Ellis | Topeka KS | St. Louis Cardinals | 2014 |
| Mark Ettles | Wichita, KS | San Diego Padres | 1993 |
| Mark Freeman | Holcomb, MO | Chicago Cubs | 1960 |