Question: When was the nephew of George Alexander born?

Context articles: Alexander Young (musician)
George Alexander Anstey
Alexander Cordell
George Touche
Rosicrucian Order Crotona Fellowship
Stevie Young
Prince George of Cambridge
George Alexander (actor)
Harold Alexander, 1st Earl Alexander of Tunis
George Perren

Alexander Young (28 December 1938 – 4 August 1997), also known as George Alexander, was a Scottish singer, songwriter, saxophonist, bassist, guitarist and session musician.
 He is an elder brother of George Young, the rhythm guitarist and founding member of the Easybeats, as well as Malcolm and Angus Young, founding members of the Australian hard rock band AC/DC, and the younger brother of Stephen Young, the father of Stevie Young, who was also a member of AC/DC.
George Alexander Anstey (1814 – 18 Feb 1895) was born at Kentish Town, London.
 He was the eldest son of Thomas Anstey, an early settler in Van Diemen's Land (Tasmania).
 George migrated to Tasmania at the age of thirteen and arrived in Hobart in February 1827 with Thomas 'Chiz' Chisholm Anstey, one of his younger brothers, in the ship "Admiral Cockburn".
 At the age of sixteen, he led one of his father's roving parties in the Black War and captured a small tribe of Aboriginals, winning a 500-acre (2 km²) land grant and official praise for his 'humanity and kindness'.
Alexander Cordell (9 September 1914 – 13 November 1997) was the pen-name of George Alexander Graber, a prolific Welsh novelist and author of thirty acclaimed works including "Rape of the Fair Country", "Hosts of Rebecca" and "Song of the Earth".
Sir George Alexander Touche, 1st Baronet ( ; 24 May 1861 – 7 July 1935), born George Alexander Touch (he added the final "e" in 1906 because people continually mispronounced his name), was a British accountant and politician.
 He founded one of the firms which amalgamated to create Deloitte Touche Tohmatsu.
The Rosicrucian Order Crotona Fellowship was a Rosicrucian group founded by George Alexander Sullivan in about 1924.
 It may have existed under the name Order of Twelve from 1911–1914 and again from 1920.
 The ROCF operated first from the Liverpool area of England and then after the mid-1930s from the Christchurch area.
 Its members studied esoteric subjects from lectures, plays and correspondence material prepared by George Alexander Sullivan.
Stephen Crawford Young (born 11 December 1956 in Glasgow, Scotland) is a Scottish musician, and the rhythm guitarist and backing vocalist for the Australian hard rock band, AC/DC.
 He officially joined the band in September 2014, replacing his uncle, Malcolm Young who retired due to dementia.
 He had previously filled in for Malcolm on AC/DC's 1988 U.S. tour.
Prince George of Cambridge (George Alexander Louis; born 22 July 2013) is the elder child and only son of Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge.
 He is third in line of succession to the British throne, after his paternal grandfather, and father.
Sir George Alexander (19 June 185815 March 1918), born George Alexander Gibb Samson, was an English stage actor, theatre producer and theatre manager.
Field Marshal Harold Rupert Leofric George Alexander, 1st Earl Alexander of Tunis (10 December 1891 – 16 June 1969) was a senior British Army officer who served with distinction in both the First World War and the Second World War and, afterwards, as Governor General of Canada, the 17th since Canadian Confederation.
George Perren (1827 – 7 April, 1909) was an English tenor active in both concert and opera.
 He was born in Camberwell, a district of London.
 After concert appearances in the provinces he studied in Milan with Lamperti and on his return to England made his debut in The Surrey Theatre on 28 May 1855 in "Faust and Marguerite" by Meyer Lutz.
 For several years he sang in the Italian Opera Company at Her Majesty's Theatre.
 He sang in the premiere of Edward Loder's "Raymond and Agnes" at the Theatre Royal, Manchester (14 April 1855) and in the premiere of George Alexander McFarren's opera "She Stoops to Conquer" at the Drury Lane Theatre (11 February 1864).
 Perren was also popular as a ballad singer and composed several works in that genre.
 He retired from the stage in the 1880s and died in Hove, Sussex on 7 Apr 1909.