Plomer family name (i) BrE AmE ˈpləʊm ə AmE ˈploʊm ə r , (ii) BrE AmE ˈpluːm ə AmE - ə r —The writer William P\~ inherited the pronunciation (i), but chose to change it to (ii).
PLOMER
Meaning of PLOMER in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012