After his full sister Tamar was raped by Amnon, their half-brother and David's eldest son, Absalom waited two years and avenged her by sending his servants to murder Amnon at a feast to which he had invited all the king's sons.

He was succeeded by his eldest son Hasan Ali Shah, also known as Muhammad Hasan, who became the 46th Imam.

Hasan Ali Shah was succeeded as Imam by his eldest son Aqa Ali Shah, who became Aga Khan II.

" Alaric's heirs were his eldest son, the illegitimate Gesalec, and his younger son, the legitimate Amalaric who was still a child.

He was the second but eldest surviving son of Sancho I of Portugal by his wife, Dulce, Infanta of Aragon.

Afonso was born in Sintra, the eldest son of King Edward of Portugal by his wife, Eleanor of Aragon.

Alfonso was the eldest son of Prince Francisco de Asis de Borbón-Dos Sicilias and Queen Isabel II, whose reign was marked by a constant political crisis which had several causes.

When King Constantine's eldest son Constans is murdered at Vortigern's instigation, the two remaining sons, Ambrosius and Uther, still very young, are quickly hustled into exile in Brittany.

Amyntas died at an advanced age, leaving his throne to his eldest son.

On 23 April 1196, King Béla III died and he left the Kingdom of Hungary unportioned to his eldest son, Emeric, while Andrew inherited a large amount of money in order to fulfill his father's Crusader oath.

He was the eldest surviving son of Michael VIII Palaiologos and Theodora Doukaina Vatatzina, grandniece of John III Doukas Vatatzes.

Kolbe was born in Elliehausen, near Göttingen, Kingdom of Hanover ( Germany ) as the eldest son of a Protestant pastor.

The current most senior living descendant of the Electress Sophia who is ineligible to succeed due to the act is George Windsor, Earl of St Andrews, the eldest son of Prince Edward, Duke of Kent, who married the Roman Catholic Sylvana Palma Tomaselli in 1988 ; he would now be 29th in the lines of succession if he had not lost his place.

He was the eldest son of Theodosius I and his first wife Aelia Flaccilla, and brother of the Western Emperor Honorius.

In 1834 his eldest son, Mohammed Mirza, succeeded Fath Ali Shah as the next king.

In this system, sons are preferred from eldest to youngest, the heirs of a son over the next son, and any son over daughters, but there is no preference among daughters: they or their heirs inherit equally.

Frederick William was the eldest surviving son of Karl Christian of Nassau-Weilburg and Princess Wilhelmine Carolina of Orange-Nassau.

‘ Abdu ’ l-Bahá (‎; 23 May 1844 – 28 November 1921 ), born ‘ Abbás Effendí, was the eldest son of Bahá ' u ' lláh, the founder of the Bahá ' í Faith.

` Abdu ' l-Bahá was born in Tehran, Iran on 23 May 1844 ( 5th of Jamadiyu ' l-Avval, 1260 AH ), the eldest son of Bahá ' u ' lláh and Navváb.

: In 1634, the eldest son of the raja of Jodhpur ran amok at the court of Shah Jahan, failing in his attack on the emperor, but killing five of his officials.

Bal Thackeray lost his wife Meena to a heart attack in September 1995, and his eldest son Bindumadhav (" Binda ") to a road accident on 20 April 1996.

He was the second child and eldest son of Isaac D ' Israeli, a literary critic and historian, and Maria Basevi.

Three surviving brothers: Soběslav ( Sobiebor ) ( the eldest, at that time at war against Obotrites as the Polish prince Boleslaw's and German emperor Otto III's ally ), Vojtěch ( later the Christian saint and the martyr ) and Radim Gaudentius sought shelter in Poland under the rule of Boleslav the Brave, with whom the Slavnik's family had friendly relationships, as Slavnik's duchy tried to maintain its independence from Prague Přemyslid dynasty.

Anne was in turn the eldest daughter of George II of Great Britain and Caroline of Ansbach.

Constans ’ brother, Constantine II, soon complained that he had not received the amount of territory that was his due, stemming from his position as the eldest of Constantine ’ s sons.

The eldest son of Constantine the Great and Fausta after the death of his half-brother Crispus, Constantine II was born in Arles in February, 316, and raised as a Christian.

He was the eldest son of Prince John, ( who succeeded his brother Frederick Augustus II on the Saxon throne as King John in 1854 ) by his wife Amalie Auguste of Bavaria.

Frederick I of Ansbach and Bayreuth ( also known as Frederick V ; or ; 8 May 1460 – 4 April 1536 ) was born at Ansbach as the eldest son of the Albert III, Margrave of Brandenburg by his second wife Anna, daughter of Frederick II, Elector of Saxony.

His eldest surviving son was Frederick II ( Fritz ), born in 1712.

He succeeded his elder brother William II as King of England in 1100 and defeated his eldest brother, Robert Curthose, to become Duke of Normandy in 1106.

He left one daughter and sole-heiress Grace de Tracy who married John de Sudeley, They had two children: Ralph de Sudeley ( d. 1192 ), the eldest, who became his father's heir, and Sir William II " de Tracy " ( d. post 1172 ), who inherited his mother's barony of Bradninch and assumed her family name in lieu of his patronymic.

He died in 1499 from pleural effusion at Arneburg Castle and was succeeded by his eldest son Joachim I. John was the first of the Hohenzollern electors to be buried in Brandenburg, first at Lehnin Abbey, later transferred to Berlin Cathedral by order of his grandson Joachim II.

Born in Bozdağan or Manisa, Murad III was the eldest son of sultan Selim II ( 1566 – 74 ), and succeeded his father in 1574.

She now turned her attention to her eldest son, the future Nicholas II, for it was on him that both her personal future and the future of the dynasty now depended.

Mary, born at St. James's Palace in London on 30 April 1662, was the eldest daughter of James, Duke of York ( the future James II & VII ), and his first wife, Lady Anne Hyde.

At first William was seen as a moderate ruler, whose friendship with liberal Britain was symbolised by the recent marriage of his son ( the future Frederick III ) to Queen Victoria's eldest daughter ; their son ( the future William II ) was born in 1859.

He was the eldest son and successor of Maximilian II, Holy Roman Emperor, King of Bohemia, and King of Hungary and Croatia ; his mother was Maria of Spain, a daughter of Charles V and Isabella of Portugal.

* Gruffydd ap Rhys II ( died 1201 ) was the eldest legitimate son and was nominated by Rhys as his successor.

* 1922 – King Constantine I of Greece abdicates his throne in favor of his eldest son, King George II.

When Louis the Pious died in 840, his eldest son, Lothair I, claimed overlordship over his brothers ' kingdoms and supported the claim of his nephew Pepin II as king of Aquitaine, a large province in western France.

Lothair's eldest son, Louis II inherited Italy and his father's claim to the Imperial title.

Count Herbert II of Maine died in 1062, and William, who had betrothed his eldest son Robert to the sister of Herbert, claimed the county through his son.

* Edward, the Black Prince ( 1330 – 1376 ) or Edward of Woodstock, Prince of Wales, KG, was the eldest son of King Edward III of England and Philippa of Hainault, and father to King Richard II of England.

* August 24 – Isabella, eldest daughter of Isabella I of Castile and Ferdinand II of Aragon ( b. 1470 )

* August 30 – Anne, eldest daughter of King George II of Great Britain, is given the title Princess Royal.

* John of Gaunt, the uncle of Richard II of England, makes peace with Castile and gives up his claim to the Castilian throne by allowing his daughter Katherine of Lancaster to marry Prince Henry, the eldest son of John I of Castile.