Hi there, I found the following on Papers Past.

Private Henry Guy Fearon (killed in action) was the third son of Mr Henry William Fearon and grandson of the late Rev. William Charles Fearon, M.A., for some time vicar of St. Luke's Christchurch. He enlisted in the 1lth (Taranaki) Company; Wellington Battalion.
Colonist, Volume LVII, Issue 13868, 9 September 1915, Page 2.

GOLDEN WEDDING.

FEARON—BRUNSDEN.—At St. Luke's Church, Christchurch, on April 24, 1880. Henry William Fearon, third son of the late Rev. W. C. Fearon. M.A., to Marion, eldest daughter of the late Richard Brunsden. Present address Hill Street, Hillsboro', Mount Roskill.

Auckland Star, Volume LXI, Issue 96, 24 April 1930, Page 1.

Henry William and Marion Fearon's children - from BDM

1889/2228 Fearon Reginald Marion Henry William -
1887/7145 Fearon Alan Marion Henry William -
1892/13940 Fearon Arnold Edwin Marion Henry William -
1882/12154 Fearon Richard Charles Marion Henry William -
1881/17257 Fearon William Barnes Marion Henry William -
1887/7146 Fearon Greta Forge Marion Henry William -
1885/3495 Fearon Henry Guy Marion Henry William -


William Charles Fearon's wife?

DEATH.

Fearon —On May- 28th, in Christchuroh, at her daughter's residence, Mrs Scrivenor, Eliza Tucker Fearon, widow of the late Rev W. G. Fearon, M.A., Rector of Kingstead, Parya, and Vicar of Hunstauton, Norfolk, England, aged 70.
Feilding Star, Volume XII, Issue 147, 4 June 1891, Page 2.

A daughter

MARRIAGE.

Woledge— Fearon.— Nov. 10, at St Luke's Church, Christchurch, by the Rev E. A. Lingard, Charles House Woledge, to Alice Fearon, youngest daughter of the late Rev W. C. Fearon, M.A.
Star , Issue 5158, 13 November 1884, Page 2.

DEATH.

October 21, at Nelson, Charles Devy, oldest son of the late Rev. Win. Charles Fearon, M.A.
Westport Times, Volume X, Issue 1429, 3 November 1876, Page 2

From BDM
1876/3898 Fearon Charles Devy 31Y

Marriage of Henry William Fearon
From BDM
1880/1421 Marion Brunsden Henry William Fearon


DIAMOND WEDDING

MR. AND MRS. H. W. FEARON The diamond wedding anniversary of Mr. and Mrs. H. W. Fearon, formerly of Christchurch and now of Auckland, was celebrated on Wednesday. Mr. Fearon's parents came from England in the very early days, his father being appointed vicar of St. Luke's Church, Christchurch. Mrs. Fearon's parents, Mr. and Mrs. R. Brunsden, went to Christchurch from Wiltshire, England, in the vessel William Hyde, and resided there until their death. Mr. and Mrs Fearon had a family of eight sons and one daughter, two out of the four sons who fought in the Great War losing their lives. Mr. and Mrs. Fearon have lived in Auckland for the past 40 years and still enjoy excellent health. A family reunion was held at their home at Hillsboro', Auckland, on Wednesday.
New Zealand Herald, Volume LXXVII, Issue 23640, 26 April 1940, Page 3

Another daughter

Barry—Fearon.—On the 18th March, at St. Lukes, by the Lord Bishop of Christchurch, assisted by the Rev G. Carpenter, William Henry Barry, Esq., second son of Robert Deey Barry, Esq., of Bayview, County. Wicklow, to Lucy Harriot Fearon, second daughter of the late Rev W. C. Fearon, Vicar of Hunstaunton, and Rector of Barret, Pingsted Parva, Norfolk.

Lyttelton Times, Volume XXVII, Issue 1973, 16 April 1867, Page 5.

William Charles Fearon - Death
DEATHS.

Fearon.—Nov. 17, at Christchurch, the Rev. William Charles Fearon, aged 53 years.
Lyttelton Times, Volume XXIV, Issue 1541, 20 November 1865, Page 3.

William Charles Fearon's will and probate can be seen at Family Search.org
https://familysearch.org/pal:/MM9.3.1/TH-1961-40182-1702-20?cc=1865481&wc=3ZY2-6TR:1045253801,1045826401

Thank you really interesting..my first venture into searching so am appreciative

Many thanks