From the GRO site:
https://www.gro.gov.uk/gro/content/Girls's born:
Name: Mother's Maiden Surname:
EGAN, ROSAMOND THERESA SIDEBOTTOM
GRO Reference: 1876 J Quarter in BARNSLEY UNION Volume 09C Page 168
Name: Mother's Maiden Surname:
EGAN, ELIZABETH ELLEN HAIGH
GRO Reference: 1884 J Quarter in BARNSLEY UNION Volume 09C Page 168
EGAN, EMMA JANE HAIGH
GRO Reference: 1886 D Quarter in BARNSLEY UNION Volume 09C Page 236
Name: Mother's Maiden Surname:
EGAN, FLORENCE GERTRUDE BLACKER
GRO Reference: 1893 M Quarter in BARNSLEY UNION Volume 09C Page 168
Name: Mother's Maiden Surname:
EGAN, ALICE MURIEL JEBSON
GRO Reference: 1901 J Quarter in BARNSLEY Volume 09C Page 200
EGAN, WINIFRED MABEL JEBSON
GRO Reference: 1899 M Quarter in BARNSLEY Volume 09C Page 202
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Boys:
Name: Mother's Maiden Surname:
EGAN, JOHN WILLIAM HAIGH
GRO Reference: 1878 S Quarter in BARNSLEY UNION Volume 09C Page 153
Name: Mother's Maiden Surname:
EGAN, - HAIGH
GRO Reference: 1882 M Quarter in BARNSLEY UNION Volume 09C Page 165
Name: Mother's Maiden Surname:
EGAN, CHARLES HAIGH
GRO Reference: 1888 S Quarter in BARNSLEY UNION Volume 09C Page 210
Name: Mother's Maiden Surname:
EGAN, ALFRED ERNEST BLACKER
GRO Reference: 1891 D Quarter in BARNSLEY UNION Volume 09C Page 168
Name: Mother's Maiden Surname:
EGAN, HORACE ERVIN JEBSON
GRO Reference: 1897 S Quarter in BARNSLEY Volume 09C Page 198
EGAN, JOSEPH BLACKER
GRO Reference: 1898 S Quarter in BARNSLEY Volume 09C Page 193