The Welsh National Book of Remembrance for the First World War contains the names of 35,000 servicemen and women, as well as members of Welsh Regiments, who lost their lives in the First World War. These individuals are listed according to regiment and battalion alongside the names of those who might well have died alongside them.

Royal Horse & Royal Field Artillery; Royal Garrison Artillery; Fourth Highland (Mountain Brigade); Lancashire Heavy Brigade; Welsh (Carnarvonshire); North Midland (Staffordshire) Heavy Battery; South Midland (Warwickshire) Heavy Battery; London Heavy Brigade; Dorset; Essex and Suffolk; Glamorgan; Lancashire and Cheshire; Pembrokeshire