M. C. Beaton
A very well recieved series by M. C. Beaton are the historical The Daughters of Mannerling books, featuring regency tropes. Another often recommended series are the historical humor The School for Manners novels, tagged as regency. The best liked books are The Homecoming, Refining Felicity, Perfecting Fiona and Finessing Clarissa. M. C. Beaton's latest book is The Loves of Lord Granton which was published in 2014.