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.

First Battalion; Second Battalion; Eighth Battalion; Ninth Battalion; Tenth Battalion; Eleventh Battalion; Twelfth Battalion; Thirteenth Battalion; Twelfth Thirteenth Battalion; Fourteenth Battalion; Sixteenth Battalion; Nineteenth Battalion (Tyneside Pioneers); Twentieth Battalion (Tyneside Scottish); Twenty-first Battalion (Tyneside Scottish); Twenty-second Battalion (Tyneside Scottish); Twenty-third Battalion (Tyneside Scottish); Twenty-fourth Battalion (Tyneside Irish); Twenty-fifth Battalion (Tyneside Irish); Twenty-sixth Battalion (Tyneside Irish); Twenty-fourth 27th Battalion (Tyneside Irish); Twenty-ninth Battalion; Thirty-first Battalion; Second Garrison Battalion; First Fourth Battalion; First Fifth Battalion; First Sixth Battalion; First Seventh Battalion