| Name | NBC Team | Last MLB Team | Last MLB Year |
|---|---|---|---|
| Rafael Bournigal | Clarinda A’s | Seattle Mariners | 1999 |
| Rafael Palmeiro | Hutchinson Broncos | Texas Rangers | 2005 |
| Rafael Palmero | Hutchinson Broncos | Baltimore Orioles | 2005 |
| Ralph Houk | Joplin, Leavenworth, KS | New York Yankees | 1954 |
| Randy Choate | Kelowna Falcons, Tacoma Timbers | St. Louis Cardinals | 2015 |
| Randy Jackson | Conroe, TX | Chicago Cubs | 1959 |
| Randy Jones | Anchorage Glacier Pilots | New York Mets | 1982 |
| Randy Jones | Anchorage Glacier Pilots | New York Mets | 1982 |
| Randy Moffitt | Boulder Collegians | Toronto Blue Jays | 1983 |
| Randy Niemann | Humboldt Crabs | Minnesota Twins | 1987 |
| Randy Tomlin | Wichita, KS | Pittsburgh Pirates | 1994 |
| Randy Verlarde | Beatrice Bruins | Oakland Athletics | 2002 |
| Randy Wiles | Liberal Bee Jays | Chicago White Sox | 1977 |
| Ray Fontenot | Wichita, KS | Minnesota Twins | 1986 |
| Ray Hayward | Anchorage Bucs | Texas Rangers | 1988 |
| Ray Krawcyk | Anchorage Bucs | Milwaukee Brewers | 1989 |
| Ray Newman | Honolulu, HI | Milwaukee Brewers | 1973 |
| Ray Oyler | San Diego, CA | California Angels | 1970 |
| Ray Semproch | NC | Los Angeles Angels | 1961 |
| Ray Washburn | Bellingham, WA | Cincinnati Reds | 1970 |
| Red Patterson | Anchorage Bucs | Los Angeles Dodgers | 2014 |
| Reggie Willits | Dallas Five Tool TX Kraken | Los Angeles Angels | 2011 |
| Rex Barney | Wichita, KS | Brooklyn Dodgers | 1950 |
| Rich Amaral | Matsu Miners | Baltimore Orioles | 2000 |
| Rich Aurilia | Kenai Peninsula Oilers | San Francisco Giants | 2009 |
| Rich Bordi | Humboldt Crabs | Oakland Athletics | 1988 |
| Rich Chiles | Clarinda A’s | Minnesota Twins | 1978 |
| Rich Dauer | Boulder Collegians | Baltimore Orioles | 1985 |
| Rich Harden | Liberal Bee Jays | Oakland Athletics | 2011 |
| Rich Hinton | Tucson, AZ | Seattle Mariners | 1979 |
| Rich Nye | Humboldt Crabs | Montreal Expos | 1970 |
| Rich Robertson | Bellingham, WA | San Francisco Giants | 1971 |
| Rich Troedson | Fairbanks Goldpanners | San Diego Padres | 1974 |
| Rich Wortham | Boulder Collegians | Oakland Athletics | 1983 |
| Rick Aguilera | Anchorage Bucs | Chicago Cubs | 2000 |
| Rick Anderson | Everett Merchants | Kansas City Royals | 1988 |
| Rick Bauer | Ontario Meadow Larks | Cleveland Indians | 2008 |
| Rick Cerone | Anchorage Bucs | Montreal Expos | 1992 |
| Rick Honeycutt | Liberal Bee Jays | St. Louis Cardinals | 1997 |
| Rick Kester | Boulder Collegians | Atlanta Braves | 1970 |