List of nicknames of European royalty and nobility: P–Q
- Pacantus the Barracks Emperor, the Emperor of the Army
- Padarn Beisrudd Paternus of the Scarlet Robe (Beisrud)
- Pandulf II of Benevento the Old
- Pandulf IV of Capua the Wolf of the Abruzzi
- Pandulf Ironhead
- Paolo Malatesta the Handsome
- Pargalı İbrahim Pasha the European, the Loved and Killed, the Magnificent Vagrant, the Most Beautiful Man in the Empire, Makbul Maktul
- Parisina Malatesta the Phaedra of Italy
- Patrascu, Prince of Wallachia, 1554–1557 the Kind
- Patrick FitzMaurice, 6th Lord of Kerry the Bearded
- Patrick Ogilvy, Lord of Auchterhouse le Vicomte d’Ecosse
- Patrick Stewart, 2nd Earl of Orkney Black Patie
- Paul I of Russia the Mad
- Paul Haakonsson the Silent
- Pedro I of Brazil the Emperor-King, the Father of the County, the Liberator, the Soldier-King
- Pedro II of Brazil the Generous, the Liberal, the Father of the Brazilians the Magnanimous
- Pedro V of Portugal the Hopeful
- Pedro of Castile the Cruel
- Pedro Fernández de Castro El de la Guerra, grandson of Sancho IV of Castile
- Pedro Gonzales de Lara the Disinherited
- Pedro González de Mendoza the Great Cardinal
- Pedro Lopez de Ayala the Deaf
- Pedro Lopez de Ayala the One-Eyed
- Pedro Lopez de Ayala the Chronicler
- Pedro Luis Borja Lanzol de Romani Cardinal de Borja
- Pedro Téllez-Girón, 3rd Duke of Osuna the Great Duke of Osuna
- Pelayo of Asturias the Goth
- Penelope Blount, Countess of Devonshire Stella
- Per Brahe the Elder the Elder
- Per Brahe the Younger the Younger
- Pericles the First Citizen of Athens, the Olympian
- Pertinax "The Tennis-Ball of Fortune"
- Petar I Petrović-Njegoš St. Peter of Cetinje, the Saint
- Petar II Petrović-Njegoš the Great Vladika
- Petar Krešimir IV of Croatia the Great
- Peter I, Duke of Brittany Pierre Mauclerc, Peter of Dreux
- Peter I of Portugal the Cruel, the Just, the Until-the-End-of-the-World-in-Love, the Revengeful
- Peter I of Pskov (1507–1509) the Great
- Peter I of Russia Peter Mikhailov, the Father of the Russian Navy, the Great
- Peter I of Savoy the Younger, the Youth''
- Peter I, Prince of Wallachia, 1559–1568 the Younger
- Peter II of Aragon the Catholic
- Peter II, Duke of Brittany the Simple
- Peter II, King of Portugal the Pacific
- Peter II of Pskov (d.aft.1510) the Found
- Peter II of Savoy the Little Charlemagne
- Peter III of Aragon the Great
- Peter III Rares, Prince of Moldavia the Poisoner
- Peter III of Portugal el Capacidoneo
- Peter IV of Aragon He of the Little Dagger (Sp. El del Punyalet), the Ceremonious
- Peter IV, Prince of Moldavia the Locust
- Peter V, Prince of Moldavia the Lame
- Peter V of Portugal the Saint King, the Well-Beloved
- Peter, Duke of Coimbra o Infante das Sete Partidas
- Peter, Lord of Rosenberg (1291–1347) the Bold
- Peter, Prince of Moldavia the Limp
- Peter, Prince of Wallachia the Deaf
- Peter of Beloozero (1389–1428) ''the Book-Lover
- Peter of Burgundy, Lord of Chateauberlin (d.1274) le Bouvier
- Peter of Gravina Peter Tempesta
- Peter of Swabia (1176–1208), Archbishop of Wurzburg the Landless, son of Frederick I, Holy Roman Emperor
- Peter Delyan Peter II of Bulgaria
- Peter Mark Andrew Phillips Foggy, the Sexiest Royal
- Peter Urseolo of Hungary the Glorious
- Petru, Prince of Moldavia the Cossack
- Petru Cercel the Earring
- Phalaris of Agrigento the Cruel
- Pharsman II of Iberia, 116–142
- Phelim Caoch O'Neill the Handsome
- Philibert I of Savoy the Hunter
- Philibert II, Duke of Savoy the Handsome
- Philip I, Duke of Burgundy Philip of Rouvre
- Philip I, Landgrave of Hesse the Champion of the Reformation, the Generous, the Liberal, the Magnanimous
- Philip I of Castile the Handsome
- Philip I of France the Amorous
- Philip II, Duke of Burgundy the Bold
- Philip II, Duke of Orléans the Regent
- Philip II, Duke of Savoy the Landless
- Philip II, Landgrave of Hesse-Rheinfels the Younger
- Philip II of Courtenay, Margrave of Namur, 1217–1226 "The Lip"
- Philip II of France Philip Augustus , the God-Given
- Philip II of Namur Philip of Courtenay, Philip à la Lèvre, the Noble
- Philip II of Spain the Prudent, the Sap, the Silent, the Soldan
- Philip III of France the Bold
- Philip III of Macedon Philip Arrhidaeus
- Philip III of Navarre the Noble, the Good, the Wise
- Philip III of Spain the Pious
- Philip IV of France the Fair
- Philip IV of Spain the Fat, the Great, the Planet King
- Philip V of France the Tall
- Philip V of Spain Philip of Anjou, Lord Strutt, the Inspired, the Inspired King
- Philip VI of France the Fortunate, the Very Devout Christian
- Philip, Count of Flanders Philip of Alsace
- Philip, Count Palatine of the Rhine the Upright
- Philip, Elector Palatine the Sincere, the Upright''
- Philip of Alençon (d.1096) the Grammarian
- Philip of Burgundy (1323-1346) Monsieur
- Philip of France Philip Hurepel (Boarskin)
- Philip of Swabia
- Philip Howard, 20th Earl of Arundel the Saint
- Philip Sidney the British Bayard, the Flower of Chivalry
- Philip de Keith the Great Marshal, 2nd Earl Marischal of Scotland
- Philip the Arab the Barracks Emperor, the Emperor of the Army
- Philippe I, Duke of Orléans Monsieur
- Philippe de Commines the First Critical and Philosophical Historian Since Classical Times, the First Truly Modern Writer, Tête Bottée
- Philippe de la Chambre Cardinal de Boulogne
- Philippe de Mornay the Huguenot Pope, the Pope of the Huguenots
- Phocas the Tyrant
- Phocion the Good
- Piast of Poland the Wheelwright
- Pierre II, Lord of Preuilly (d.1173) Montrabel
- Pier Maria II, Count of San Secondo, 1438-1482
- Piero di Cosimo de' Medici the Gouty
- Piero di Lorenzo de' Medici the Fatuous, the Unfortunate
- Pierre Augereau the Brigand, the Big Prussian
- Pierre Terrail, seigneur de Bayard Chevalier de Bayard, the Fearless and Faultless Knight (le Chevalier sans Peur et sans Reproche), the Flower of Chivalry, the Good Knight
- Piers Butler, 1st Earl of Ormonde the Red Piers, Piers the Red
- Pietro I Orseolo the Saint
- Pippin of Herstal Pippin II, the Fat, the Middle, the Younger, Crassus
- Pippin of Landen the Blessed, the Elder, the Old
- Pippin the Hunchback
- Pippin the Younger the Younger, the Short
- Piroska of Hungary the Saint
- Pompey the Great , the Triumvir
- Ponce VI, Count of Ampurias, 1313-1322 Malgauli, Maugalin
- Pons I, Viscount of Marseilles the Younger
- Premislas I, Duke of Silesia-Teschen, 1358–1410 Noszek
- Přemysl, the Ploughman
- Przemyslaw II, Duke of Silesia the Younger
- Priscus the Barracks Emperor, the Emperor of the Army
- Ptolemy Alorites
- Ptolemy Keraunos the Thunderbolt
- Pupienus the Barracks Emperor, the Emperor of the Army
- Pyotr Bagration Bog-rati-on, the Eagle
- Pyrrhus of Epirus the Eagle
- Pope Alexander III Europe's First Minister of Education
- Pope Alexander VI the Poisoner of Italy
- Pope Benedict I Bonosus
- Pope Benedict XV the Good Samaritan of Humanity
- Pope Boniface V the Mildest of Men
- Pope Clement VII Pope Inclement the Worst (Lat. Inclemente Pontifex Minimus)
- Pope Clement IX the Playwright Pope
- Pope Clement XIII the Eighteenth Century Hildebrand
- Pope Clement XIV the Protestant Pope
- Pope Gregory I God's Consul, the Dialogist, the Great
- Pope Gregory V Gregory the Less
- Pope Gregory VII Turk Gregory
- Pope John X the Intruder
- Pope John XII the Bad
- Pope John XIII White Hen
- Pope John XV Crescentius of the Marble Horse
- Pope Leo I the Great
- Pope Leo II the Younger
- Pope Leo V Britigena
- Pope Leo X the Youngest Cardinal in History, Papa Leone
- Pope Martin I the Martyr
- Pope Martin V the Restorer of Rome, the Second Founder of the Papal Monarchy
- Pope Nicholas I the Great
- Pope Nicholas IV the Maecenas of His Age
- Pope Paul III Cardinal Petticoat
- Pope Pius VI the Last of Monsters
- Pope Sergius IV Peter Pig's Mouth (Buccaporca):
- Pope Sixtus V the Great Organizer of the Papacy in Modern Times
- Pope Stephen III the First Pope-King
- Pope Urban V the Blessed
- Prince Albert Victor, Duke of Clarence Prince Collar and Cuffs
- Prince Almos the Blind
- Prince Andrew, Duke of York Randy Andy, the Playboy Prince
- Prince Bertil, Duke of Halland the Motor Prince, the Rally Prince
- Prince Carl, Duke of Västergötland the Blue Prince
- Prince Carl Philip, Duke of Värmland the Motor Prince, the Photo Prince, the Rally Prince
- Prince Eugén, Duke of Närke the Painting Prince
- Prince Eugene of Savoy Madam l'Ancienne, Mars Without a Venus, the Famous General, the Great Captain, the Little Abbot, the Noble Knight, the Swift Sword of Savoy, der Edle Ritter
- Prince Frederick, Duke of York and Albany the Soldiers' Friend
- Prince Frederick Charles of Prussia the Red Prince
- Prince George of Denmark Est-il-Possible?
- Prince Harry Budgie, Dirty Harry, Ginger, Ginger Bullet Magnet, Ginger Tot, Harry Pothead, Harry Potty, Harry the Hero, Harry the Hoody, the Bullet Magnet, the Happy Prince, the People's Prince, the Playboy Prince, the Rebel Prince (el Principe Rebelde), the Spare
- Prince Philip, Duke of Edinburgh Big Bubble, Bubble and Squeak, Phil the Greek, the Iron Duke
- Prince Rupert of the Rhine Robert the Devil, the Admiral, the Cavalier, the Mad Cavalier
- Prince William, Duke of Cumberland the Bloody Butcher
- Prince William Augustus, Duke of Cumberland the Butcher of Culloden, Butcher Cumberland
- Princess Madeleine, Duchess of Hälsingland and Gästrikland the Party Princess, the Study Princess
- Princess Michael of Kent Our Val, Princess Pushy
- Princess Victoria of Saxe-Coburg-Saalfeld "the Queen Mother"
- The Haga Princesses
- Princess Pamela of Poland, Sowalski
- Princess Margaretha, Mrs. Ambler
- Princess Birgitta of Sweden
- Princess Désirée, Baroness Silfverschiöld
- Princess Christina, Mrs. Magnuson
Princess Pamela of Poland, Sowalski
Regnal name
- Peter II of Arborea: Peter IV of Besalu
- Peter IV of Aragon: Peter II of Valencia, Peter III of Barcelona
Q
- Quietus the Barracks Emperor, the Emperor of the Army