Can be used either with or without the addition of Mac.

Cassander is the masculine form of Cassandra, and the name of an ancient king of Macedon from the 3rd century BC. It could make a nice alternative to Alexander or a refreshing way to honour a female relative named Cassie/Cassandra/Sandra.

Chevalier is a distinguished masculine name of French origin, literally meaning 'knight' or 'horseman.' Derived from the French word 'cheval' (horse), it historically referred to a knight or a member of certain orders of knighthood. The name carries aristocratic connotations and evokes images of chivalry, honor, and gallantry from medieval times. Though uncommon as a first name, it has occasionally been used in French-speaking regions and among families with French heritage. The name gained some recognition through the famous French entertainer Maurice Chevalier. With its sophisticated sound and noble meaning, Chevalier offers parents seeking a rare name with historical depth and elegant pronunciation a distinctive choice.

Demeter, while historically a feminine name from Greek mythology, has occasionally been used as a masculine name in some contexts. In Greek mythology, Demeter was the powerful goddess of agriculture, grain, and fertility who controlled the seasons and harvest. The name derives from the Greek elements 'de' (possibly meaning earth) and 'meter' (mother). As a masculine name, Demeter is extremely rare and represents a bold, unconventional choice. It carries strong associations with nature, abundance, and life-giving power. The name has a distinguished, classical quality with its mythological heritage. For parents drawn to Greek naming traditions who appreciate its unique sound and powerful connotations, Demeter offers a distinctive option that bridges ancient tradition with contemporary uniqueness.

Form of the striking Sikh name Zorawar on the rise in Canada, which has a substantial Sikh population.

If you discount the connection to the controversial Whittaker Chambers in the days of the Red Scare, Whittaker is a pleasant enough British surname with the preppyish nickname Whit.

Gulliver is an obscure Gaelic surname known almost solely through its literary Travels until actor Gary Oldman used it for his son, instantly transforming it into a lively option. British actors Damian Lewis, of Homeland, and Helen McCrory also have a son named Gulliver.

An Indian boy name most commonly used amongst Sikh families — also spelled Harwinder.

An unusual but very accessible name from Greek mythology, with the same strong ending sound as stylish picks like Alexander and Evander. Isandro is the equally attractive Spanish version.

Juniper is a nature name that we really like. While it's trendiest for girls -- about 2500 baby girls were named Juniper in 2022 versus 34 baby boys -- the most notable Juniper in history was the saint Brother Juniper, a follower of Saint Francis renowned for his generosity. Blessed Junipero Serra, who founded the first of the California Missions, took his name from the earlier Saint Juniper.

Jupiter's partner Juno has entered the mainstream, so it's possible that her divine mate could follow. But not necessarily for boys — Jupiter is currently mostly female in the US, thanks to its similarity to Juniper. Stars including Ed Sheeran and Ashley Tisdale recently welcomed daughters named Jupiter, which could shift the balance even more towards the girls.

This Italian version of the ancient Roman Livius, with an unenviable meaning, is popular in France and make a fresh spin on Oliver or Levi. In the US, this is a very rare name -- it was given to only five baby boys in 2024 -- with big potential thanks to its similarily to Livia and Olivia.

The name of a grass plant native to India, which is used in aromatherapy and for its essential oil.

Tolly is an antique short form that is not only jolly but makes Bartholomew usable in the modern world, when Bart is too Simpsonesque. For the adventurous nicknamer, Tolly might even be a novel short form of Oliver.

If you're tired of Oliver, you might consider this energetic three-syllable surname instead, so you could have a little Tolly instead of an Ollie.

November is one of a growing list of month names that can work for a baby boy, and is also one of the ideal names for November babies.

What is so rare as a month named June? October – and November and December – are a lot rarer. Brisk and substantial, they're so much more memorable and modern than April or May. October got its name via being the eighth month in the old Roman calendar.