He married Margerie Gyll.13 Gyll appears to be a Welsh name, and Lancashire is near th e Welsh border. But Margerie's ancestry is unknown. Note: The only child that is known for sure to be the chil d of William and Margerie is daughter Margerie.a However, i n the records of the same parish where Margerie was christe ned are also records of a Henshaw family group of approxima tely the same age / time period. It is presumed that Marger ie and these other children were siblings