My husband has the following Locks from Reading in his family:

William Lock married to Elizabeth Stiles Dec. 1820 at St. Mary, Reading.

their daughter:
Eliza Lock born about 1838, she was married to
1. John Bonney and was widowed by 1861.
In 1861 was living with Elizabeth Lock, publicans widow
at Greenwich.
2. second husband was George French with whom she went to New Zealand on the ship Mataoka in 1864, along with her 3 daughters:
Elizabeth Bonney - my husbands great grandmother
Sarah Bonney
Maria Bonney.

Is there any link with your family?

Regards,
Min Walker