Just found him in 1851 indexed as Yordan although image is Youdan
66 West Bar Sheffield
Thomas 34 silversmith b Doncaster
Mary 33 b Rotherham
Emily 17 niece b York
Harriet 7 niece b York
HO107; Piece: 2339; Folio: 93; Page: 35
Can't find them in 1841 to see if they were married at that time