have found more,

ROBERT 1794 Son of,Robert Looney & Margaret Cannell
Robert Looney married, Elizabeth Sayle 17th May 1821
Children,
1821 Robert Sayle 13th April 1821
1824 John Looney 1st Jan
1825 Mary Ann Looney 5th Mar
1834 Margaret Looney 22nd June (Mother, Cath. Sayle ? )
1836 Thomas 16th Oct

1841 Census Maughold
1 2 7 Lewaigue Robert LOONEY 45 Isle of Man
1 2 7 Lewaigue Betty LOONEY 40 Isle of Man
1 2 7 Lewaigue Robert LOONEY 20 Isle of Man
1 2 7 Lewaigue John LOONEY 18 Isle of Man
1 2 7 Lewaigue Mary LOONEY 16 Isle of Man
1 3 7 Lewaigue Betsy LOONEY 14 Isle of Man
1 3 7 Lewaigue Margaret LOONEY 7 Isle of Man
1 3 7 Lewaigue Thomas LOONEY 5 Isle of Man

1851 Census Maughold
Faliew Robert Looney Head Mar. 57 Joiner Maughold
Faliew Elizabeth Looney Wife Mar. 50 Maughold
Faliew Margaret Looney Daur. U 17 Maughold
Faliew Thomas Looney Son U 14 Maughold
Faliew John SAYLE Father in Law U 52 Proprieter of Lands Maughold
Faliew Catharine Looney Grandaur. 6 Maughold

1861 Census Maughold
1 105 Port E Vullin Robert LOONEY Head MAR 67 Farmer of 25 acres Maughold
1 105 Port E Vullin Elizabeth LOONEY Wife MAR 60 Maughold
1 105 Port E Vullin Margaret LOONEY Daughter UNM 25 Maughold
1 105 Port E Vullin Catherine LOONEY Granddaughter UNM 18 House servant Maughold
1 105 Port E Vullin Maria KERRUISH Granddaughter UNM 1 Maughold
1 105 Port E Vullin John SAYLE Broth in Law MAR 62 Formerly Farmer Maughold

1871 Census Maughold Mount Sayle
Elizabeth Looney Head Widow 72 Farmer BRIDE
Maria M. KERRUISH Grandchild 12 Scholar Maughold
Elizabeth M. KERRUISH Grandchild 10 Scholar Maughold
Robert CHRISTIAN Grandchild 5 Scholar Maughold
1881 Census Maughold Mount Sayle
Elizabeth LOONEY Head W Female 81 BRIDE Farmer of 13 Acres
Maria KERRUISH Granddaur U Female 22 Maughold General Servant
Annie KERRUISH Great Grand-daur Female 5 Maughold Scholar
Frances KERRUISH Great Grand-daur Female 1 Maughold

hope this helps,
Averil