These are the children of George Darwell and Marian B Alder:

George Darwell 1884 Oct-Nov-Dec Durham, Northumberland
View Record

William Alder Darwell 1887 Jul-Aug-Sep Northumberland
View Record

Thomas Herbert Darwell 1890 Apr-May-Jun Northumberland
View Record

Marian Gladys Darwell 1892 Jul-Aug-Sep Northumberland
View Record

Claudeb Randall Darwell 1894 Apr-May-Jun Northumberland
View Record

Guy Preston Darwell 1896 Oct-Nov-Dec Northumberland
View Record

Alice Marjorie Darwell 1898 Apr-May-Jun Northumberland

*******************************************
On the WW1 medals link, the G Darwell is George, and the G P Darwell is Guy Preston Darwell. Of the 5 sons, the one who isn't on that medals list is William Alder Darwell b 1887.