predecessor successor nationality order term_start article_title term_end name
lt. gen. sir herbert taylor lt. gen. sir benjamin bloomfield british private secretary to the sovereign 1811 sir john mcmahon , 1st baronet
 1817 sir john mcmahon , bt
sir john mcmahon , 1st baronet

colonel sir john mcmahon , 1st baronet -lrb- c. 1754 -- 12 september 1817 -rrb- was an irish-born politician and private secretary to the sovereign 1811 -- 1817 .
