In the January to March 1912 birth index Irene Symondson, mother’s maiden name Parker, Kingston, Surrey, volume 2a, page 837.

Parish Records Christ Church, New Malden and Coombe, Surrey
Baptism March 10,1912 Irene Barbara Symondson, parents Percy Claude Symondson and Florence Emily Symondson, of 8 Albany Road, father is a Solicitor’s Clerk.

London England Electoral Registers 1936
20 Rosehill Road, Balham and Tooting and Central, Wandsworth
Percy Claude Symondson
Florence Emily Symondson
Cyril Claude Henry Symondson
Vera Florence Ena Symondson
Irene Barbara Symondson
Gladys Sylvia Winifred Symondson

London England Electoral Registers 1938
20 Rosehill Road, Balham and Tooting and Central, Wandsworth
Percy Claude Symondson
Florence Emily Symondson
Cyril Claude Henry Symondson
Vera Florence Ena Symondson
Irene Barbara Symondson
Gladys Sylvia Winifred Symondson
Phyllis Symondson

1939 England and Wales Register
20 Rosehill Road, Wandsworth, London
1. Percy C. Symondson, born December 28, 1881, married, medical secretary, o/c repair of war damage Wandsworth Borough Council
2. Florence E. Symondson, born December 18 1882, married, housewife unpaid domestic duties.
3. Cyril C. Symondson, born January 27 1907, single, bank official
4. Vera F. Symondson, born March 14, 1908, single, unpaid domestic duties
5. Irene B. Symondon, born November 23 1911, single, actress legitimate stage
[later Symondson crossed out and replaced with Laity]
6. Gladys S. Symondson, born August 27 1913, single, clerk gas company
[later Symondson crossed out and replaced with Kiralfy]
7. Phyllis Symondson, born September 1, 1916, single, unpaid domestic duties
[later Symondson crossed out and replaced with Rushforth]

London England Electoral Registers 1946
78 Girdwood Road Road, Putney and Streatham, Wandsworth
Florence Symondson
Percy C. Symondson
Gladys Symondson
Phyllis Symondson
Irene B. Symondson

In the October to December 1946 marriage index Irene B. Symondson and Roy P. Laity, Wandsworth, London, volume 5d, page 1761.

In the November 1992 death index Irene Laity, born January 4, 1911, died age 81, Camborne-Redruth, Cornwall, volume 21, page 72. [Her birth date is different on the 1939 Register. This is now answered by Russell Laity. Explanation. This record is for a different Irene Laity. Irene Laity (nee Symondson) died in 2012]

Findagrave.com
Irene Barbara Laity
Birth 23 Nov 1911
Death 31 Aug 2012 (aged 100)
Burial Longstone Cemetery
Carbis Bay, Cornwall Unitary Authority, Cornwall, England
Memorial ID 242383543

In the April to June 1910 birth index Roy Pentreath Laity, Windsor, Berkshire, volume 2c, page 465

In the 1911 census Bunkers Hill, St. Ives, Cornwall
Father James Laity Senior, age 67, no occupation, born Porthleren?, Cornwall
Wife Catherine J. Laity, age 57, married 16 years no children born alice [thus a second marriage], hosehold duties, born St. Ives, Cornwall
Son James Laity Junior, age 30, grocer, own account, working at home, born St. Ives.
Wife Elizabeth Mary Laity, age 28, married 5 years, 3 children born alive all still living, household duties, born Mousehole, Cornwall.
Son Joseph James Laity, age 4, born Windsor, Berkshire.
Son Donald Laity, age 2, born Windsor, Berkshire.
Son Roy Pentreath Laity, age 10 months, born Windsor, Berkshire.

UK Incoming passenger Lists
Departed Toulon, arrived London, England May 10, 1934, on the Orsova
Mr. R. P. Laity, age 24, steward, proposed address White Hart House, St. Ives, Cornwall

National Archives, Kew
World War II medals listed to Merchant Seaman
Medal Listing for Roy Pentreath Laity born April 22, 1910

England and Wales Death Index
Roy Pentreath Laity, born April 22, 1910, died February 1999, registration district Penzance, Cornwall

Findagrave.com
Roy Pentreath Laity
Birth 22 Apr 1910, Windsor and Maidenhead Royal Borough, Berkshire, England
Death 17 Feb 1999 (aged 88)
Burial Longstone Cemetery
Carbis Bay, Cornwall Unitary Authority, Cornwall, England
Memorial ID 242383406