Hi Ronica
The following looks like a probability, and is a combination of Census, & Extracted entries (ie :taken from actual parish records, and therefore tend to be reliable) from the IGI.
http://www.familysearch.org/eng/search/frameset_search.asp?PAGE=igi/search_IGI.asp&clear_form=truehttp://freecen.rootsweb.com/cgi/search.pl (Beith Ayrshire 1841/1851)
MARRIAGE (Extracted):Matthew GARDINER & Barbara STEWART
10 May 1806, Beith Ayrshire
1841: Newton - Beith, AyrshireParish 581 - ED 4 - Pg 2
Matthew GARDNER 50, Dealer - Y
Barbara 45 , Thread Winder- Y
John 20, Cotton HLW - Y
Jean 20, O. Sewer - Y
Thomas 15, Cotton HLW - Y(Ages of people age 15+ in 1841 were (supposed to be) rounded down to nearest 5 years - ie: someone age 24, would round to 20; someone ages 38 would round to 35)
MARRIAGE (Extracted): Thomas GARDINER & Margaret McINTYRE
5 May 1849, Beith
1851: 5 Laighroad - Beith, AyrshireParish: 581, ED 4, pg 34
Head: Thomas GARDNER 24, Weaver, b Beith
Wife: Margaret McINTYRE 24, Weavers Wife, b Kintyre, Argyllshire
Son: William GARDNER 1, b Beith
(it was quite common to see married women, and widows, using their maiden name on Scottish census)1861: Bunswynd - Beith, AyrshireParish: 581, ED 3, pg 23
Head: Thomas GARDNER 38, Labourer, b Beith
Wife: Margaret 34, b Cardol, Argyleshire
Son: William 13, b Beith
Dau: Janet 10, b Beith
Dau: Agnes 10, b Beith
Dau: Barbara 8, b Beith
Son: Malcolm 4, b Beith
Dau: Catherine 10 mths, b Beith
1871: Townend - Kilbirnie, AyrshireParish: 596, ED 5, pg 6
Head: Thomas GARDNER 47, Platelayer , b Beith
Wife: Margaret 45, b Cariasiad? Ayrshire?
Son: William 22, Flax Dresser, b Cloghan?? Ayrshire
Dau: Agnes 20, Flax Mill Worker, b Beith
Dau: Barbara 18, Flax Mill Worker, b Beith
Son: Malcolm 14, Flax Mill Worker, b Beith
Dau: Catherine 11, Scholar, b Beith
Dau: Margaret 8, Scholar, b Beith
Dau: Bella 4, b Beith
Gran-dau: Barbara 2, b Kilbirnie Ayrshire
Cheers
AMBLY