Baker was born in the parish of Alphington, near Exeter, Devon, as is recorded on his mural monument in Dunchideock Church.
During this period the area around Madras was in great turmoil due to the rebellion of Mir Jumla against his overlord in Golconda.
During this time Bala Rao, the chief of Poonamallee, raised the customs duties on English goods thereby causing a drastic increase in prices.
Private trade was eventually allowed while holding Presidency positions but had at first been frowned upon; both Aaron Baker and Sir Edward Winter were ultimately dismissed for engaging in it.
Above is the crest of Baker: A man's dexter arm embowed argent garnished or grasping in the hand an arrow point downward of the last.