| Number of Mares Reported Bred to Thoroughbred Stallions in 2021 | |||||
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | |||||
| Stallion | Mares Bred | State | |||
| Lakerville | 5 | CA | |||
| Lantana Mob | 8 | IN | |||
| Laoban | 126 | KY | |||
| Last Draw | 3 | CA | |||
| Last Print | 2 | WV | |||
| Latent Heat | 8 | TX | |||
| Latigo Shore | 3 | NM | |||
| Laugh Track | 2 | NM | |||
| Lea | 5 | KY | |||
| Leadem in Ken | 7 | TX | |||
| Legal Authority | 6 | CA | |||
| Lent | 15 | BC | |||
| Leo Jeka | 3 | AR | |||
| Leofric | 66 | NY | |||
| Liaison | 24 | OK | |||
| Liam's Map | 176 | KY | |||
| Lightnin N Thunder | 2 | OH | |||
| Limehouse | 10 | WV | |||
| Little Dave | 1 | NM | |||
| Littlebitofadevil | 2 | LA | |||
| Lobo Report | 1 | TX | |||
| Lone Sailor | 29 | LA | |||
| Lone Star Special | 5 | LA | |||
| Long On Value | 10 | FL | |||
| Long River | 15 | MD | |||
| Lookin At Lee | 22 | NY | |||
| Lookin At Lucky | 80 | KY | |||
| Lookin for a Kiss | 3 | IL | |||
| Looking Cool | 5 | IN | |||
| Lord Nelson | 136 | KY | |||
| Lord Shanakill | 15 | PA | |||
| Lost Treasure (IRE) | 17 | KY | |||
| Lotsa Mischief | 36 | AZ | |||
| Louisa's Gift | 1 | ON | |||
| Lovely Ghost | 1 | GA | |||
| Lucky Bode | 1 | WY | |||