Wilhelmina Thomas was the daughter of Walter Thomas and Maria Louiza van den Boom.

Wilhelmina was born on Friday 26 April 1878 in Oxford Street, St Helens, Lancashire.

She was a twin of Georgina, and was born at 9:10 a.m.

Wilhelmina died on Saturday 3 August 1878 in 85, Oxford Street, St Helens, Lancashire.   The cause of her death was Diarrhoea Exhaustion.   M.L.Thomas (her mother) was the informant of her death.

She was buried on Wednesday 7 August 1878 in St Helen's Cemetery, Rainford Road, St Helens, Lancashire.

She was buried in section 8, grave 205, although her name does not appear on the gravestone (a picture of which appears on her parents page).