Hi Gail

Unfortunately South Australian certificates are scant on information. Only the fathers of the bride and groom are detailed.
Another spelling variation of GAGHEN/AN
DE LACY Hugo Leonard 21 years Status Single Father Allan Cameron DE LACY
GEGHEN Anne 21 years Status Single Father Thomas GEGHEN
2 Apr 1877
At St Patrick's Church Adelaide Ade 110/484
http://nla.gov.au/nla.news-article208181945The Express and Telegraph 5 Apr 1877
De LACY—GAGHEN—On February 4th, at West-terrace Chapel, by the Rev. Father Byrne,
Hugo Leonard DeLacy, son of Allan Cameron DeLacy, of Melbourne, to Annie Rosina, daughter of Thomas Gaghen, of Mitcham.
http://nla.gov.au/nla.news-article208309030The Express and Telegraph 14 Dec 1876
Hugo de Lacy, actor, was charged with absenting himself from the service of John Oarstairs, licensed victualler, without leave or lawful excuse. The information was withdraw
http://nla.gov.au/nla.news-article40790007South Australian Register 3 Sep 1877
STEP-DANCING TAUGHT by Hugo DeLacy. Apply White Horse Hotel, Currie-streeet
http://nla.gov.au/nla.news-page22864482Express and Telegraph, Adelaide 23 Oct 1884
TO PROFESSIONALS.—Wanted a handy MAN for CONCERT HALL BUSINESS.
Apply to Hugo DeLacy, Galatea Hotel, Hindley-street.
Good amateur not objectionable
1898 NSW
http://nla.gov.au/nla.news-article1122878031903 NSW
http://nla.gov.au/nla.news-article1072377971906 NSW
http://nla.gov.au/nla.news-article107200768Australian Electoral Roll
1913 NSW Gordon/High Street, Willoughby
DE LACY Annie Penshurst Street Domestic Duties
DE LACY Hugo Lyster Penshurst Street Independent Means
Deaths in NSW
19595/1926
DELACY Hugo L
Father Alan C L Mother Mary
District Newtown
12229/1925
DELACY Annie
Father Thomas Mother Margaret
District Chatswood
Cando