Bertha Jane Grundy (24 August 1837 – 5 September 1912) was an English novelist born in Moss-side, Lancashire.

Both her sons died young, the younger of tuberculosis in Queensland in 1892, and the older, also tubercular, by committing suicide in Margate in 1893.

Bertha Jane Grundy died at her home in Eccleston Square, Pimlico, London, on 5 September 1912.

[2] Grundy's first publication, a short story entitled "Keane Malcombe's Pupil", appeared in 1876 in All the Year Round,[2] where she was on the staff from 1895.

"[3] Turning later to poetry (two volumes), drama and non-fiction, she wrote several practical lectures addressed to other women writers, urging them, for instance, "to do nothing without being paid.