The “P” Division of Glasgow, Scotland by Peter Turnbull

Padillo, Mike: a spy in Bonn, Germany by Ross Thomas

Page, Gideon: defense attorney in Arkansas by Grif Stockley

Paget, Christopher: a lawyer for the Economic Crimes Committee in Washington D.C. by Richard North Patterson

Paget, Lena: private eye in Lexington Kentucky by Lynn S. Hightower

Paget, Neil: a crotchety DCI in Shropshire, England by Frank (A.) Smith

Palfrey, Dr. Stanislaus: founder and leader of freelance spy group known as Z5 by John Creasey

Palmer, Belle: a 40-something realtor in Northern Ontario, Canada by Lou Allin

Palmer, Harry: a lazy cynical British agent in London, England by Len Deighton

Palmer, Julian: a police lieutenant in Troy, New York by Jonathan Stone

Palmer-Jones, George: retired civil servant and amateur bird watcher in Surrey, England by Ann Cleeves

Palmer-Jones, Molly: a retired social worker and George’s wife, in Surrey, England by Ann Cleeves

Pamplemousse, Monsieur: a gourmet restaurant inspector in Paris, France by Michael Bond

Pargeter, Melita: widow of a thief in England by Simon Brett

Paris, Charles: charming alcoholic actor in England by Simon Brett

Paris, John: homicide detective in Cleveland, Ohio by Richard Montanari

Rona Parish: biographer and amateur sleuth, in England by Anthea Fraser

Parisi, Jimmy: a lieutenant in in the Chicago Police Department, Homicide Division in Chicago, Illinois by Thomas Laird

Parker, cold-blooded professional thief in New York, New York by Richard Stark

Parker, Charlie “Bird”: an ex-NYPD detective turned private investigator in cases taking to locations in North America by John Connolly

Parker, Charlie (Charlotte): a Certified Public Account in Albuquerque, New Mexico by Connie Shelton

Parker, Claire: police detective in Vancouver, British Columbia, Canada by Laurence Gough

Parker, Emmett Quanah: part Comanche and part white, a Bureau of Indian Affairs agent in New Mexico by Kirk Mitchell

Parkman, Toby: a quietly heroic cop in San Francisco, California by Stan Washburn

Parlabane, Jack: a journalist in Edinburgh, Scotland by Christopher Brookmyre

Parry, DCI Merlin: a policeman in Cardiff, Wales by David Williams

Pascal, Lieutenant: by Hugh Pentecost

Pascale, Lily: ex-teacher, ex-bartender and ex-actress leaves London and is a professor of creative writing in Devon by Scarlett Thomas

Pasco, Peter Sgt.: police inspector in Yorkshire, England by Reginald Hill

Pascual, a bar tender in Old Barcelona, Spain by Dominic Martell

Patterson, Mimi: reporter, in Washington D.C. by Penny Mickelbury

Pauling, Andi: a veterinarian in Palm Springs, California by Lillian M. Roberts

Pavlicek, Frank: an ex-NYPD cop, now a private investigator and falconer, in Charlottesville, Virginia by Andy Straka 

Payne, Robert: a psychological profile investigator in New Hope, Iowa by Ed Gorman

Peabody, Amelia: Victorian feminist Egyptologist from Kent, England by Elizabeth Peters

Peace, Charlie: young black Scotland Yard detective in London, England by Robert Barnard

Peach, Detective Inspector: a policeman in Lancashire, England by J. M. Gregson

Peck, Ephraim: a judge in Sac Prairie, Wisconsin by August Derleth

Peckover, Henry: police inspector and the Scotland Yard Cockney poet, in London, England by Michael Kenyon

Pel, Chief Inspector Clovis: police detective in Burgundy, France, created by Mark Hebden and continued by his daughter,  Juliet Hebden, after his death

Pel, Chief Inspector Clovis: police detective in Burgundy, France by Mark Hebden

John Pellam: a location scout for a movie studio Jeffery Deaver

Pelletier, Karen: English professor in Enfield, Massachusetts by Joanne Dobson

Agent Pendergast: an FBI special agent by Lincoln Child and Douglas Preston

Pennington, Pliny: a deputy in Kickapoo Falls, Wisconsin during the 1960s presidential campaign (Kennedy vs Nixon) by Steve Thayer

Pennyworth, Melissa: a graduate student in Literature, in Indianapolis, Indiana by Michael Bowen

Pennyworth, Rep: a trademark and copyright lawyer in Indianapolis, Indiana by Michael Bowen

Pepper, Amanda: high school teacher in Philadelphia, Pennsylvania by Gillian Roberts

Pepper, Ian: a Canadian police superintendent in Toronto, Ontario by Frank (A.) Smith

Perkins, Andrea: an art historian and restorer in Boston, Massachusetts by Carolyn Coker

Perkins, Ben: an ex-union strike-buster turned private investigator, in Detroit, Michigan, by Rob Kantner

Perkins, Douglas: in public relations in London, England by Marian Babson

Pel, Clovis: Chief Inspector of the Brigade Criminelle of the Police Judiciaire, in Burgundy, France, by Mark Hebden

Penny, Catherine: a 60-something divorced librarian, who leaves New York City to join her daughter in Far Wychwood, England, by Patricia Harwin

Perry, Lincoln: private investigator in Cleveland, Ohio by Michael Koryta

Perry-Mondori, Karen: a criminal defense attorney in Tampa, Florida by Catherine Arnold

Peters, Anna: reformed blackmailer and oil company researcher turned security expert in Connecticut by Janice Law

Peters, Toby: 1940s Hollywood PI in Los Angeles, California by Stuart Kaminsky

Peterson, Wesley: detective sergeant in South Devon, England by Kate Ellis

Petrella, Patrick: a Metropolitan Police Inspector in London, England by Michael Gilbert  

Petric, Vlado: a police investigator

Petros, Mikael is featured in political thrillers set in a fictitious European country by James Anderson

Pettigrew, Francis: a down-and-out barrister in England by Cyril Hare

Phelps, Jose: a veteran Washington, DC cop by Robert Andrews

Philis: a Brazilian smuggler turned British intelligence agent in Brazil by Ritchie Perry

Phillips, Alex: technical writer in Michigan by R.D. Zimmerman

Phillips, Maddy: blind forensic psychiatrist in Michigan by R.D. Zimmerman

Phoenix, Ansel: 1/2 Blackfoot and 1/2 Anglo, draws dinosaurs for magazines, books, and museum displays in Big Toe, Montana by Christine Gentry

Pickett, Joe: a game warden in the Bighorn Mountains of Wyoming by C. J. Box

Pickett, Mel: 60-something retired Toronto cop in Larch River, Canada by Eric Wright

Pibble, Superintendent James: Scotland Yard Superintendent, later a private investigator, in London, England by Peter Dickinson

Piercy, Joanna: a detective inspector (D.I.) in Staffordshire, England by Priscilla Masters 

Pigeon, Anna: US Park Ranger by Nevada Barr

Pigeon, Josie: owner of an all-woman construction firm in the Northeast U.S.A. by Valerie Wolzien

Pike, Joe: one of a pair of Hollywood private eyes in Los Angeles, California by Robert Crais

Pine, Leonard: gay and black in east Texas by Joe R. Lansdale

Pinero, Stella: Inspector John Coffin's wife and actress in London, England by Gwendoline Butler

Pink, Norman: an ex-Detective Sergeant by Mark McShane

Pinkerton, Evan: a Welshman in England by David Frome

Piper, John: an insurance assessor by Harry Carmichael

Pitt, Charlotte: wife of police inspector in Victorian London, England by Anne Perry

Pitt, Dirk: a marine engineer in the United States by Clive Cussler

Pitt, Thomas Victorian police inspector in London, England by Anne Perry

Plain, Jimi: a recently-divorced mother of two teen-aged daughters in Denver, Colorado by Victoria Pade

Plato, Charlie: a country-western tavern owner in San Francisco, California by Margaret Chittenden

Pliny the Younger, a wealthy young aristocrat in 1st Century Rome by Albert Bell

Plotkin, Sylvia: an author-teacher in New York by George Baxt

Plum, Marvia: a black Berkeley Homicide Detective in California by Richard A. Lupoff

Plum, Stephanie: bounty hunter in Trenton, New Jersey by Janet Evanovich

Plumtree, Alex: a publisher in London, England, in the Booklover Series by Julie Kaewert

Poe, Edgar Allan: an author in 1800s New York, New York by Randall Silvis

Poirot, Hercule: private detective in London, England by Agatha Christie

Poisson, Charly: chef and co-owner of La Fermette, the best (and only) French restaurant in Van Buren County, upstate New York by Cecile Lamalle

Dr. Nick Polchak, the Bug Man, a forensic entomologist Tim Downs

Pollard, Tom: a Scotland Yard detective in London, England by Elizabeth Lemarchand

Pollifax, Mrs.: grandmother & CIA agent in New Jersey by Dorothy Gilman

Polo, Nick: private eye in San Francisco, California by Jerry Kennealy

Polycrates, Rosco: a private eye in Newcastle, Massachusetts by Nero Blanc

Pons, Solar:  an acknowledged imitation of Sherlock Holmes by Basil Copper

Pons, Solar: an acknowledged imitation of Sherlock Holmes by August Derleth

Poole, Maxi: a reporter for a large television station in Los Angeles, California by Kelly Lange

Popper, Jessica: a veterinarian in Long Island, New York by Cynthia Baxter

Porter, Appleton “Apple”: a spy by Mark Lovell

Porter, Ellis: a former lawyer and judge convicted of a crime in Toronto, Ontario, Canada by Rosemary Aubert

Porter, Jinx: a constable in Ft. Worth, Tarrant County, Texas by Laurie Moore

Porter, Rachel: U.S. Fish & Wildlife agent in New Orleans, Louisiana by Jessica Speart

Portugal, Joe: an actor and plant lover in Los Angeles, California by Nathan Walpow

Poteet, Jordan: a small-town librarian in Mirabeau, Texas by Jeff Abbott

Potter, Eugenia: widowed chef in Maine and Arizona by Nancy Pickard

Potter, Eugenia: widowed chef in Maine and Arizona by Virginia Rich

Powder, Lt. Leroy: a cop friend of Albert Samson's in Indianapolis, Indiana by Michael Z. Lewin

Powell, Erskine: Detective-Chief Superintendent of New Scotland Yard, in Great Britain by Graham Thomas

Power, Narcissa: a young widow at the time of the Civil War in Virginia by Ann McMillan

Powers, Viv: a small town reporter in the Ozarks of northeastern Oklahoma by Letha Albright

The Praed Street Irregulars by August Derleth

Prager, Moe: an ex-cop in New York, New York by Reed Farrel Coleman

Pribek, Sarah: a missing persons detective in Minneapolis, Minnesota by Jodi Compton

Prescott, Dr. Amy: a forensic scientist in Seattle, Washington by Louise Hendricksen

Prescott, Jake: an ER resident by Kurt Popke

Presley, Elvis: back from his tour of duty in Germany, singing and sleuthing in Tennessee by Daniel M. Klein

Priam, Lady Margaret: in New York, New York by Joyce Christmas

Price, Natalie: superintendent of a Boston halfway house for prison inmates in Massachusetts by Elise Title

Priest, Charlie: an art school graduate turned police detective in Yorkshire, England by Stuart Pawson

Primrose, Col John: a career soldier in Washington D. C. by Leslie Ford

Principal, Laura: an academic turned private investigator in London, England by Michelle Spring

Pringle, Mr. G. D. H.: a retired tax inspector in England by Nancy Livingston

Pritchard,  Joe: private investigator in Cleveland, Ohio by Michael Koryta

Prye, Dr. Paul: a psychiatrist detective by Margaret Millar

Pugh, E. J.: housewife-mom romance writer in Black Cat Ridge, Texas by Susan Rogers Cooper

Purbright, Inspector Walter: police detective in England by Colin Watson

Purdue, Dr. Thomas: a neurologist and antique music box collector-restorer, in New York, New York by Larry Karp

Puttock, Simon: medieval West County bailiff in Devon, England by Michael Jecks

Pym, Henry: a zoologist cum amateur detective at Huntley-May Grammar School by W. J. Burley

Pynchon, Whit by Dave Pedneau