Bertram Charles Butler
He was High Commissioner to Singapore then concurrently the Ambassador Extraordinary and Plenipotentiary to Thailand and Myanmar and High Commissioner to Malaysia . 
<triplet> Singapore <subj> Thailand <obj> diplomatic relation <subj> Malaysia <obj> diplomatic relation <triplet> Thailand <subj> Singapore <obj> diplomatic relation <subj> Malaysia <obj> diplomatic relation <triplet> Myanmar <subj> Malaysia <obj> diplomatic relation <triplet> Malaysia <subj> Singapore <obj> diplomatic relation <subj> Thailand <obj> diplomatic relation <subj> Myanmar <obj> diplomatic relation