Discover Financial Services has named Michael Rhodes as its new CEO and president, filling the void left by the abrupt departure of its previous top executive in August amid compliance issues. Rhodes, 58, the head of Canadian Personal Banking at TD Bank Group, is expected to begin at Discover on or before March 6, when he will also join the company’s board, according to a news release Monday. John Owen, a retired bank executive and board member who was appointed interim CEO and president in August, will continue in that role until Rhodes takes the helm, the company said. In August, Discover CE…