Question: Which Victorian stage actor had children named Laurence and Elizabeth Irving?

Context articles: Marie Wainwright
Henry Irving
Under the Gaslight
Harry Brodribb Irving
Elizabeth Cook-Lynn
Tyne Theatre and Opera House
Elizabeth Irving
Hamid Reza Sadr
Barney Oldfield's Race for a Life
Laurence Irving (set designer)

Marie Wainwright (May 8, 1853 - August 17, 1923) was an American stage and sometimes screen actress.
 Achieved the bulk of her fame on the Victorian stage.
Sir Henry Irving (6 February 1838 – 13 October 1905), born John Henry Brodribb, sometimes known as J. H. Irving, was an English stage actor in the Victorian era, known as an actor-manager because he took complete responsibility (supervision of sets, lighting, direction, casting, as well as playing the leading roles) for season after season at the Lyceum Theatre, establishing himself and his company as representative of English classical theatre.
 In 1895 he became the first actor to be awarded a knighthood, indicating full acceptance into the higher circles of British society.
Under the Gaslight is a lost 1914 silent film melodrama produced by the Biograph Company, for theatrical impresarios Klaw & Erlanger, and distributed by The General Film Company.
 It is based on the old Victorian stage melodrama by Augustin Daly popular in the 1860s and 1870s and revived periodically for years afterwards.
 This film was directed by Lawrence Marston and stars Lionel Barrymore .
Harry Brodribb Irving (5 August 1870 – 17 October 1919), was a British stage actor and actor-manager; the eldest son of Sir Henry Irving and his wife Florence (née O'Callaghan), and father of designer Laurence Irving and actress Elizabeth Irving.
Elizabeth Cook-Lynn (born "Elizabeth Irving" in 1930 at Government Hospital) is an editor, essayist, poet, novelist, and member of the Crow Creek Sioux Tribe.
 She is considered to be outspoken in her views about Native American politics, particularly in regards to tribal sovereignty.
 For instance, she has often been quite critical of authors putting forth tenuous claims to Native/Indigenous ancestry with the purpose of advancing their own careers, and has reflected on the negative implications that these "tribeless" authors have, not only on Native Studies as a discipline, but also in the development of economic and social life of Native nations.
The Tyne Theatre and Opera House is a theatre in Newcastle upon Tyne, England.
 It is a Grade I listed building, rated "in the top 4% of listed buildings" by English Heritage and is afforded a three star (the highest) rating by the Theatres Trust, "a very fine theatre of the highest theatrical and architectural quality".
 It opened in 1867 as the Tyne Theatre and Opera House, designed by the Newcastle upon Tyne architecture practice of William Parnell.
 The backstage area was damaged by fire in 1985, with subsequent rebuilding restoring the Victorian stage machinery.
Dorothea Elizabeth Irving, Lady Brunner, OBE, JP (14 April 1904 – 9 January 2003) was a British actress, the daughter of actors H. B. Irving and Dorothea Baird, and the granddaughter of Victorian era stage star Henry Irving.
 Her older brother was the Hollywood set designer and art director Laurence Irving.
 Elizabeth Irving was the Chairman of the National Federation of Women's Institutes (W.I.) and in 1955 founded the "Keep Britain Tidy" Group, acting as President of the Group for 19 years from 1966.
Hamid Reza Sadr (حمیدرضا صدر, born April 19, 1956), is an Iranian football Critic, journalist, author and Historian.
 He is well known for his publications on various subjects such as Football, Cinema, and Non Fiction based on History and Social studies.
 His appearances on TV commentating soccer have been critical to his success.
 He is married to Mehrzad Dolati, and has a daughter, named Ghazaleh Sadr.
 His parents are Zahra Karimi and Gholamhossein Sadr.
 He has three brothers and two sisters.
 His sister Mashid Sadr has two children named Yasmeen Rohauni and Neema Rohauni who all reside in London.
 His brother Amir Hosseim Sadr is in Amsterdam, the younger brother Shaheen Sadr has two children named Zahra and Lili Sadr, they all live in Vancouver, Canada.
 The younger sister Mehrnaz Sadr lives in California with her family and had two daughters named Deeba Saffarian Toosi and Saba Saffarian-Toosi.
Barney Oldfield's Race for a Life (1913) is a silent comedy short, directed and produced by Mack Sennett and starring Sennett, Mabel Normand, and Barney Oldfield as himself.
 It is considered one of the earliest to include the plot of a villain tying a young damsel to the tracks of an oncoming locomotive; a holdover from the Gaslight era of Victorian stage melodrama.
Squadron Leader Laurence Irving OBE, RDI (11 April 1897 – 23 October 1988) was an artist, book illustrator and Hollywood set designer and art director, the son of actors H. B. Irving and Dorothea Baird, and the biographer of his grandfather, the Victorian era actor Henry Irving.
 His sister was the actress and founder of the "Keep Britain Tidy" Campaign, Elizabeth Irving.
 He lived and died in Wittersham, Kent in 1988, within walking distance of the house, Smallhythe Place, where Dame Ellen Terry lived, who was his grandfather's leading lady at the Lyceum Theatre in London's West End.