Durham Records Online:
Baptisms, Sunderland District - Record Number: 707714.0
Location: Monkwearmouth
Church: St. Peter
Denomination: Anglican
5 Dec 1819 Thomas Spain, of Monkwearmouth Shore, born 26-Jan 1819, son of William (mariner) & Margaret Spain.

1851 census for 54 Whitburn Street, Monkwearmouth Shore:

Name	Relation	Age	Occupation	Where born
Mary Spain	Wife	32	Ship Wright's wife	Durham Monkwearmouth
John Spain	Son	8	Scholar	Durham Monkwearmouth
William Spain	Son	4		Durham Monkwearmouth

Thomas is absent from the 1851 census.

1861 census for 96 Dame Dorothy Street:

Name	Relation	Age	Occupation	Where born
Thomas Spain	Head	42	Block and Mast Maker	Durham Monkwearmouth
Mary Spain	Wife	42		Durham Monkwearmouth
John Spain	Son	18	Ap. Shipwright	Durham Monkwearmouth
William Spain	Son	14	Ap. Joiner	Durham Monkwearmouth
Richard Spain	Son	9	Scholar	Durham Monkwearmouth
Mary Spain	Daughter	7	Scholar	Durham Monkwearmouth
Thomas Spain	Son	3		Durham Monkwearmouth

Thomas Spain, married, 42, ship's carpenter from Sunderland was also recorded onboard ship on the night of Sunday April 7th, 1861.