Miss Marple Morton adapted the novel for the stage, he replaced the character of Caroline with a young girl. This change saddened Christie and she determined to give old maids a voice: Miss Marple was born. Christie may have taken the name from Marple railway station, through which she passed, or from Marple Hall, near her sister Madge's home at Abney Hall. The character of Jane Marple in the first Miss Marple book, "The Murder at the Vicarage", is markedly different from how she appears in later books. This early version of Miss Marple is a gleeful gossip and not an especially
Miss Marple also has a remarkable ability to latch onto a casual comment and connect it to the case at hand. In several stories, she is able to rely on her acquaintance with Sir Henry Clithering, a retired commissioner of the Metropolitan Police, for official information when required. Miss Marple never married and has no close living relatives. Her nephew, the "well-known author" Raymond West appears in some stories including "Sleeping Murder" and "Ingots of Gold", which also feature his wife Joan, a modern artist (though prior to their marriage she is referred to as "Joyce Lemprière", in "The Thirteen Problems" stories).