Brunettes, fifteen names and every shade of brown
More than half the list is brunette, which is not a policy, only what twenty eight women happen to look like. The range inside the grouping is far wider than the word suggests: sun lifted light brown at one end, espresso and a near black brown at the other, with chestnut, chocolate, sandy and a proper head of dark curls somewhere in the middle of it.
Fifteen names covers ten of the twelve districts on this site, everything except the two villages on the hills, so this is the grouping to browse if you already know where you are staying and would rather not travel far to meet somebody. Heights run from 158 cm up to 176 cm and ages from twenty two to thirty two, so the only thing the fifteen genuinely share is the colour.
Brunettes, panel by panel

Bianka
Age 23Knightsbridge

Jasmin
Age 22Soho

Laura
Age 25Paddington

Liana
Age 28Kings Cross

Lucy
Age 24Kentish Town

Margo
Age 31Regent's Park

Michelle
Age 27Camden Town

Molly
Age 24Angel

Rosa
Age 25Finsbury Park

Samanta
Age 27Kings Cross

Sonya
Age 32St Pancras

Stacy
Age 22Euston

Tiffany
Age 24Camden Town

Tina
Age 26Islington

Vanessa
Age 25Hampstead
The lighter end
Bianka and Laura both wear light brown lifted by last summer, one curvy at 165 cm in Islington and one athletic at 169 cm where the lines cross at Finsbury Park. Vanessa is sandy brown and lightened through, 173 cm and slim, up in the village at Hampstead.
Rosa, Jasmin and Liana are chestnut, the first of them curly and the other two straight, and between them they cover N4, NW3 and the platforms at N1C.
The darker end
Stacy is near black brown at 176 cm, the tallest brunette on the list. Tina is espresso at 158 cm and the shortest woman on this site. Tiffany is chocolate brown and quietly spoken. Lucy has dark curls she gave up fighting years ago.
Margo, Michelle, Molly, Samanta and Sonya all wear dark brown, worn straight in most cases and wavy in Molly's, and they run from twenty four to thirty two years old.
Reading fifteen down to three
Start with the district rather than the shade. Four of them work the three termini, three more take Upper Street and the lanes at the bottom of it, and the rest are spread from NW3 across to N4. The list is ordered that way for exactly this reason, and the north postcodes index will tell you which of those districts is quick to reach from where you are and which one honestly is not.
Fifteen names, four kinds of evening
For a train, Liana meets arrivals at Kings Cross and walks you five minutes north to the concert halls on the canal, Samanta prefers the towpath by the bookbarge to the concourse, Sonya takes the hotels around the terminus at St Pancras, and Stacy eats on the street of small kitchens behind Euston. For a stage, Bianka has the Almeida, Tina the concerts in the pews of the Union Chapel, Michelle the late sets on Parkway and Tiffany the folk hall off Regent's Park Road.
For a long table, Lucy books it herself at the top of Highgate Road, Rosa will tell you where to eat on Green Lanes before she tells you anything else, and Molly takes the small restaurants in the lanes off Camden Passage. For something slower, Jasmin and Vanessa keep to the old houses of Hampstead and Margo to the gardens at Regent's Park. And Laura is the name to ask for when the evening is tonight, because the Victoria and Piccadilly lines share a platform where she works.
Related groupings
Raven haired is the next shade along and holds six. Auburn and red has three, one of whom is an auburn brown that could fairly have been counted here instead. By build, six of these fifteen appear under petite and six more under slim and slender, and everybody carries the same rates ladder whichever grouping she turns up in.
Other shortlists
The sign stays lit
Give the desk an hour and a street, and the rest of the night is arranged quietly, anywhere from the lock at Camden to the Broadway on the ridge.