Fastest Mastiffs — Fast CAT Speed Rankings (2021)

14 Mastiffs chased the lure into the AKC Fast CAT rankings in 2021, and Bittersweet's Margaret Mayhem blazed to the front at 23.35 mph — 100 yards in a flat 8.76 seconds, edging Claymore's You Will Be My Squishy by a whisker (0.25 mph). The top 10 averaged 19.4 mph, just off 2020's 24.33 mph best — proof of how deep the Mastiff talent really runs.

1. #1 Bittersweet's Margaret Mayhem BCAT TKA FITS — Bitch — 23.35 mph
2. #2 CH Claymore's You Will Be My Squishy BCAT CGCA CGCU — Bitch — 23.10 mph
3. #3 GCHS CH Gatehouse Lp Look'N For A Feeling CD BN RE FDC CAX7 DCAT ACT2 ACT2J TT DD THDA RATCHX16 CZ8P7 DNX5 HDN CGCA CGCU TKE ATT BN-V5 CD-V2 VHMA VSWE FITG FTI — 22.01 mph
4. #4 River Rock's Beautiful Bonnie DCAT CGC TKN — Bitch — 21.85 mph
5. #5 GCH CH Claymore's Dumb Blonde RN BCAT CGCA CGCU — Bitch — 19.82 mph
6. #6 CH Meadowfarm's Head Over Heels BCAT — Bitch — 18.45 mph
7. #7 GCH CH Mountainview Pebbles RockintheWorld At Stonesedge CD RE FDC DCAT SWA SCE SIE SHDA DD THDN CGCA CGCU TKE ATT BN-V CD-V VHMA VSWE FITG FTI — Bitch — 17.15 mph
8. #8 GCH CH Bittersweet's Pearls Are Always Appropriate FDC CA BCAT — Bitch — 16.76 mph
9. #9 GCH CH Celtic's Claymore's Queen Esther FDC BCAT CGCA CGCU — Bitch — 15.97 mph
10. #10 CH Cabezon R3 Mariah Of Sherridane CD BN RI FDC BCAT SWA RATN CGCA CGCU TKN ATT — Bitch — 15.60 mph
11. #11 CH Claymore's Theia Dorea — Bitch — 15.29 mph
12. #12 Bobaras Sweet Little Mystery CA BCAT CGC — Bitch — 14.36 mph
13. #13 GCHB CH True Story's Don'T Dismiss Me CD RA FDC CAX FCAT CGCA CGCU TKA ATT VHMA VSWB FITG — Bitch — 14.04 mph
14. #14 CH True Story's Etched In Stone — 11.27 mph

See full AKC Fast CAT speed rankings — by breed, by year, and all-time — on Dash-Hound.