Downplayed: Elizabeth Bunting is mostly known as Lizzie. One of her playful friends invariably calls her Betty Bunting.
Cathy Campbell's parents genuinely liked the name Catherine.
The Campbells think it's really cool to name their children alliteratively, so they keep doing it.
Inverted: The Zangwills name their children according to the alphabet. Their first son is Andrew Zangwill, their second child is Beatrice Zangwill, their third child is called Charlotte Zangwill, their next son's name is David, and they plan to continue naming their future children in this pattern.
Subverted: Mrs Clark has a baby girl and considers naming her Clara, but at the end she goes for Jane.
Mrs Clark has a baby girl and considers naming her Clara, but at the end she goes for Jane. Because... she named her twin-sister Clara.
Mrs Clark has a baby girl and considers naming her Clara, but at the end she names her Jane. She says she's saving the name for their next child.
Parodied: The protagonist's name is Ccccc C. Cccccccc. note The C stands for "Ccccccccc".
Zig Zagged: Mary Mason dislikes being called 'MM' by her friends and changes her name to Jane Mason. Her friends only make fun of her and they still call her Mary or 'MM'. She tries to convince them that it really bothers her, but they explain to her that they really like it, and she therefore decides to change her name back to Mary Mason.
Nobody's names and surnames start with the same phonetic sound.
Lampshaded: "Have you wondered why your parents named you Helen Hamilton?" — "Perhaps they thought I was destined to be a heroine and that people would remember my name more easily if it was alliterative."
Invoked: Alice Ford thinks her name is too ordinary and decides to legally change it to Fiona Ford.
Defied: Mrs Smith wants to name her daughter Stella or Sophia, ideally Stella Sophia Smith, but her husband thinks it's too pretentious and that it doesn't fit the surname and the baby's personality. He convinces his wife to name their daughter Hannah.
Discussed: "Doesn't it fascinate you that your cousin's monogram is CC and that both her name and surname start with /k/-sound? Cathy Campbell is an awesome name."
Conversed: "Have you noticed that some authors really like naming their characters with corresponding names and surnames? So that it would start with the same letter?"