| Top 25 Bullmastiffs (BOB) | |
| 01 June 2018 – 31 May 2019 | |
| Rank | Titled Name | Sex | Co-owners | Breeder(s) |
| 1 | GCHG CH Bella Vita’s Sambuca Malinari | Male | Mr. Giuseppe Mazzamuto/Ms. Cassandra J Williams | Linda M Valentine/Giuseppe Mazzamuto |
| 2 | GCHS CH Gaffle’s The Proof Is In The Heir At Kimo | Male | STEVE BILES/Jane Treiber | Ms. Kathy Gladen |
| 3 | GCHG CH Aspire’s Awakened One CGCA CGCU TKA | Male | Lauren Angheld/Nance Darrow | Nance Darrow |
| 4 | GCHB CH Silverback’s Wind Of Fate | Male | Doralee Gordon/Cassandra Carpenter | Bob Stephanos/Cassandra Carpenter |
| 5 | GCHG CH Greta Master Of The Night | Female | Antoinette Donovan/Dr. Jacqueline Royce/Jeff Donovan | Valerica Cinca |
| 6 | GCHS CH Gaffle And Kimo Go Set A Watchman | Male | Pamelia Hill | Ms. Kathy Gladen |
| 7 | GCH CH Nv’s More Than A Crush | Male | Vickie Platt/Nick Holland | Vickie Platt/Nick Holland |
| 8 | GCHB CH Stonebull’s We Own The Night Of Dcp | Male | Marilyn A Flanders/Robin & Kent MacFarlane//Steven Krulish/Jacklyn Smith | Steven Krulish/Jacklyn Smith/Robin MacFarlane/Kent MacFarlane |
| 9 | GCHS CH Starrdogs Adventure Of A Lifetime At Everest | Female | Breanna Uyeno/Teena Uyeno/Brody Rotwell | Judy Minshew |
| 10 | GCHS CH Allr’s His Boom Boom Plow Stealsaheart | Male | Jasper & Laura Sanfilippo/Renee Hombsch/Howard Gussis | Renee Hombsch/Howard Gussis/Lesley Brown |
| 11 | GCH CH Nv’s Welcome To The Gun Show | Male | Vickie Platt/Nick Holland | Vickie Platt/Nick Holland |
| 12 | GCHS CH Eloc And Carolina’s Sam I Am! | Male | Gerald Cole/Karen D Cole/Thomas Moran/Deborah Moran | Thomas Moran/Deborah Moran |
| 13 | GCHB CH Gaffle’s Coach Of The Year | Male | Ms. Kathy Kocher/Blake Van Maanen | Ms. Kathy Kocher |
| 14 | GCHB CH Affinity’s Grizzly River Run | Male | Jennifer Elvig/Carrie Lane | Carrie Lane |
| 15 | GCHB CH Solo-K N T-Boldt’s Indecent Proposal CD BN RE MXP MJP OFP BCAT THDN CGCA TKI | Female | Tracy Jones/Sherry Boldt/Kimberlee Cook | Sherry Boldt/Kimberlee Cook/Lynn Spohr |
| 16 | GCHB CH Nightfall’s Take It To The Edge | Female | Kim Koberna | Kim Koberna/Becky Martin |
| 17 | GCHB CH Nambe Beowulf Right As Rain BN | Male | Paula Sturiale/Jenny Baum | Paula Sturiale/Jenny Baum |
| 18 | CH Will-O-Way Chill Factor Of Altitude BN RA | Female | Gwen Bader/Kathy Mcalister | Kathy McAlister/Gwen Bader |
| 19 | GCHB CH Broch Tuarach’s Culloden Folly | Male | L Jean Bonis/William Dennen/Tina Thompson | Tina Thompson |
| 20 | GCHB CH Maestra’s N Desert Winds Battle Of The Heroes | Male | Mrs. Perla Villanueva/Mr. Doug Plemel | Linda McDonald |
| 21 | GCH CH Dal Primo Chalupa Batman | Male | Mrs. Ashley Jimenez/Mr. Gustavo Jimenez | Crystal R Corner |
| 22 | GCHP CH Affinity’s 3-Sheets To The Wind CA | Male | Amber McAteer/Carrie Lane | Carrie Lane |
| 23 | GCHB CH Boundless Going For The Gusto | Male | Lisa McCormick | Deborah Quadri |
| 23 | GCHB CH Tru Grit’s My Faire Lady At Abbeyroad | Female | Kathryn Nibley/Albert Batchelor | Kathryn Nibley |
| 25 | GCH CH Allr’s My Pal Pluto Happily Everafter Stealsaheart | Male | Howard Gussis/Lesley Brown/Jaden Gussis/Renee Hombsch | Renee Hombsch |
