Almarhumah Enche' Besar Hajah Khalsom binti Abdullah (
Jawi: انچئ بسر حاجه كلثوم بنت عبد الله; born Josephine Ruby Trevorrow; 2 December 1935 – 1 June 2018) was the first wife of
Sultan Iskandar and mother of
Sultan Ibrahim, who is the current
Sultan of Johor
The Sultan of Johor (Malay language, Malay: ''Sultan Johor''; Jawi script, Jawi: ) is a hereditary seat and the sovereign ruler of the Malaysian state of Johor. In the past, the sultan held absolute power over the state and was advised by a '' ...
and the seventeenth
King of Malaysia
The King of Malaysia, officially ''Yang di-Pertuan Agong'' ( Jawi alphabet, Jawi: ), is the constitutional monarch and Figurehead, ceremonial head of state of Malaysia. The office was established in 1957, when the Federation of Malaya gained ...
since 31 January 2024. One of her daughters,
Tunku Azizah, married
Sultan Abdullah, the current
Sultan of Pahang
Sultan of Pahang (, Jawi script, Jawi: ) is the title of the hereditary constitutional head of Pahang, Malaysia. The current sultan is Abdullah of Pahang, Al-Sultan Abdullah ibni Sultan Ahmad Shah. He is the Head of Islam in the state and the s ...
, who was the previous King of Malaysia.
She was born on 2 December 1935 in Cornwall in England, the only daughter of Reginald George Trevorrow, a textile manufacturer from Torquay, Cornwall, and his wife Ruby May Alderman. She met Iskandar while he was studying in England. After that she converted to Islam and changed her name to Khalsom binti Abdullah; they married on 5 January 1956. On 8 May 1959, after her husband was proclaimed Tunku Mahkota (Crown Prince) of Johor, she was known as Yang Amat Mulia Che’ Puan Khalsom Abdullah. The couple was married for six and a half years and had four children:
* Tunku Puteri Kamariah Aminah Maimunah Iskandariah (b. 11 July 1956), the Tengku Puan Laksamana of
Selangor
Selangor ( ; ), also known by the Arabic language, Arabic honorific Darul Ehsan, or "Abode of Sincerity", is one of the 13 states of Malaysia. It is on the west coast of Peninsular Malaysia and is bordered by Perak to the north, Pahang to the e ...
* Tunku Besar Zabedah Aminah Maimunah Iskandariah (b. 20 October 1957)
*
Sultan Ibrahim ibni Almarhum Sultan Iskandar (b. 22 November 1958), the seventeenth Yang di-Pertuan Agong (King of Malaysia) and the fifth Sultan of modern Johor.
*
Tunku Hajah Azizah Aminah Maimunah Iskandariah (b. 5 August 1960), the fifth
Tengku Ampuan of Pahang and the sixteenth
Raja Permaisuri Agong
The Queen of Malaysia, officially ''Raja Permaisuri Agong'' ( Jawi: ) is the consort of the ''Yang di-Pertuan Agong'', the elected, constitutional federal monarch of Malaysia.
Title and precedence
The queen's full style and title in Mala ...
(Queen consort of Malaysia)
On 9 June 1962 they divorced, shortly after Iskandar's second marriage to
Tengku Zanariah, and she returned to England.
Later in 2010, her son Ibrahim, who had just become the Sultan of Johor, bestowed upon her the honorific form of address as Yang Amat Mulia Enche' Besar Hajah Khalsom Abdullah, D.K., S.M.I.J. She died aged 82 on 1 June 2018 at
King Edward VII's Hospital
King Edward VII's Hospital (formal name: King Edward VII's Hospital Sister Agnes) is a private hospital located on Beaumont Street in the Marylebone district of central London.
Agnes Keyser, later known as Sister Agnes, established the h ...
in London and was buried on 6 June in the
Mahmoodiah Royal Mausoleum
The Mahmoodiah Royal Mausoleum () is a Royal Mausoleum of Johor located at Bukit Mahmoodiah in Jalan Mahmoodiah, Johor Bahru, Malaysia. The first Sultan of Johor buried here was Abu Bakar of Johor, Sultan Abu Bakar in 1895. Besides that, the f ...
in
Johor Bahru
Johor Bahru, abbreviated as JB, is the capital city of the Malaysian state of Johor. It is the core city of Johor Bahru District, Malaysia's second-largest district by population and the second-largest district economy. Covering an area of ...
.
Honours
*

First Class of the
Royal Family Order of Johor (DK I) (22 November 2010)
* Grand Knight of the
Order of Sultan Ibrahim of Johor (SMIJ) (30 March 2015) Datin Paduka
References
{{DEFAULTSORT:Trevorrow, Josephine Ruby
1935 births
2018 deaths
House of Temenggong of Johor
English emigrants to Malaysia
Cornish people
Malaysian people of Cornish descent
Malaysian people of English descent
Converts to Islam
Malaysian Muslims
English Muslims
First Classes of the Royal Family Order of Johor
Mothers of Malaysian monarchs