Lincolnshire is one of the most endogamous counties of the UK, and therefore a lot of people with Lincolnshire ancestors are likely to be related. Here are names on my tree (which goes back 1000 years on one line):
Cox (Burton upon Stather, Aby, Hagnaby, South Ferriby, Harrington)
Drinkwater Walker Jacklin Fieldsend Marfleet Langton Hough (Haw, How) Thomson Fytch (Fitch) Parr Bailey Eastland, Waddingham, Middlebrook, Hales, Hudson, Rusling,