Here is a list of horse names starting with P. Click on the linked names for history and meaning of these horse names.
| P.J. | P.S. I Love You | Pablo |
| Pacheco | Pacific Popsicle | Pacifics Majic Khol |
| Pacos | Paddington | Paddington B. Bear |
| Paddington J. Bear | Paddy | Paddy Bear |
| Pagong | Paint | Paint by numbers |
| Paint me Proud | Paint the Town | Painted Apache |
| Painted Robin | Painter | PaintTheTownRed |
| Paisley | Pal | Pal Amino |
| Paladen | Paladin | Paladine |
| Paloma (means dove) | Pamplemousse | Panda |
| Pandemonium | Pandora | Pandora’s Box |
| Panosh | Pansy | Papa Drew |
| Par Hasard | Parable | Pardon My Dust |
| Paris | Paris City of Romance | Parker |
| Parrot Head | Partee Music | Partner |
| Party Politics | Pascoe | Pasha |
| Pass N Style | Passion | Passion Princess |
| Patch | Patches | Patchwork Quilt |
| Patience | Patra | Patrick |
| Patriot | Patty-cake | Paulo |
| Pavane | Pay Check | Paydro |
| Peach | Peach Blossom | Peaches |
| Peaches n Cream | Peak | Peanut |
| Peanut Butter | Pearl | Pearl Harbor |
| Pebbles | Pegasus | Pegasus Belle |
| Peggy Sue | Pegretta | Pendragon |
| Penelope | Pennsylvania | Penny |
| Pepi | Pepper | Peppercorn |
| Peppermint | Peppie | Peppoli |
| Peppy | Pepsi | Percy |
| Perfect Dream | Perfect Harmony | Perfect Lullabi |
| Perfect Note | Perfect Picture | Perfect Winter |
| Perfection | Pericles | Peridot |
| Perseus | Petal | Pete |
| Peter | Peter Pan | Peter Piper |
| Peter The Pumpkin Eater | Petie | Petzi |
| Peyton | Phantagero | Phantasia |
| Phantom | Pharoah | Pheebe |
| Phenomenon | Pheonix | Philadelphia |
| Phillis | Philly | Phoebe |
| Phoenix | Phomeron | Picasso |
| Picket | Picture Perfect | Pie |
| Pied | Pilgrim | Pilot |
| Pinafore | Pines Flasher | Pines Toast |
| Pineside Denver | Pink Panther | Piper |
| Pippa | Pippi | Pippin |
| Pippy | Pippy Long Stoking | Pirate |
| Pistol | Piticelle | Pittsburgh |
| Pixie | Pizazz | PK |
| Plain N Simple | Play ta Win | Playboy |
| Player | Playin’ Doubles | Please Baby Please |
| Please Pass The Chic | Pleasentville Dream | Plesaures |
| Plunket | Pluto | Pocaroo |
| Pocket Rocket | Pockets | Poco |
| Poco’s Black Charger | Poe | Poetry |
| Poetry in Motion | Point | Point Taken |
| Pokey | Pokey Joe | Polar |
| Polar Express | Polka | Polly |
| Polly-Anna | Polo | Polo Player |
| Poly Anna | Pompom | Pongo |
| Pontiac | Pony | Poo Bear |
| Pook | Pookie | Popcorn |
| Poppy | Porthos | Portia |
| Porto | Posey | Posie |
| Positively Platnum | Possibly Me | Poster Pony |
| Powder | Powder River | Power Point |
| Pracital Cat | Prada | Prancer |
| Preacher | Precious Jewel | Precious Moment |
| Precious Moments | Prelizee | Prescription |
| Prestys | Pretty Boy | Pretty Copper Penny |
| Pretty In Pink | Pretty Kitty | Prickles |
| Pride | Pride and Joy | Pride N Joy |
| Prim | Prima | Primadona |
| Primo Baby | Prince | Prince Caspian |
| Prince Charming | Prince Condor | Prince of Thieves |
| Prince Sevilliane | Prince Timmy | Prince Vailiant |
| Princess | Princess Ida | Princeton |
| Prison Guard | Prissy | Prixie |
| Prize | Prizeman | Promise |
| Promised Day | Prospector | Prudince |
| Prymos | Pull up my socks | Pumpkin |
| Punch | Punk | Punkin |
| Punky | Purdey | Pure |
| Pure star | Pure Valor | Putney Bridge |
| PuzzlePryor | Puzzle Pieces | Puzzels |
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