Build it from your real name and keep it plain.
Build a professional email address or account username directly from your real name, and keep it plain. The most common shapes are firstname.lastname, firstnamelastname with no separator, or a first initial followed by the last name. Any of these reads as clear and professional, so the choice between them is mostly about which one is still available and which one you find easiest to say aloud when you read it out to someone.
When the plain version is already taken, a middle initial or a short, meaningful word tends to read better than a random string of numbers or a birth year. Once you settle on a shape, reuse it across your accounts so people can find you and so the whole set looks consistent rather than assembled at random.
Pick from a few standard, professional shapes.
Start from the standard shapes, because they are standard for a reason: they read instantly as a real name and they carry no unintended tone. The differences between them are small, and none is required by any rule, so treat them as a menu rather than a ranking.
The main thing to weigh is legibility. A separator such as a dot makes the boundary between the given name and the surname clear, which helps when either part is long or when the two run together into an accidental word. If your name is short and clean without one, the no-separator form is equally fine.
firstname.lastname
The given name, a dot, then the surname. The dot marks where one part ends and the next begins, which keeps a longer name readable.
firstnamelastname
The given name and surname run together with no separator. Clean and common, and it works well when the combined name is short and does not form an odd accidental word.
f.lastname or flastname
A first initial followed by the surname. Compact and professional, and a good fallback when the fuller forms are already taken.
When the plain version is taken, add meaning, not noise.
The plain version of a common name is often already taken, and how you handle that is where an address starts to look either considered or careless. The instinct is to append a number, but a random number or a birth year is usually the weakest option: a birth year can quietly signal your age, and a random string reads as an afterthought and is hard to say aloud or remember.
A better move is to add something that is still part of your name or still meaningful. A middle name or middle initial extends the address without making it look padded. A relevant word, such as your field or role, can work when a name-only version is impossible. The test is simple: can you say the whole address out loud, once, and have someone write it down correctly?
For a Chinese speaker, decide which parts of the name to use.
For a Chinese speaker there is one extra decision the address forces early: whether to use the English given name, the romanized Chinese surname, or both. All three are legitimate, and the right answer depends on how you want to be found and how the parts sit together.
Using the English given name with the romanized surname, in the same firstname.lastname shape, is a common and clear choice, because it matches how you likely present your full name elsewhere. Using the given name alone is simpler but more likely to collide with someone else. Whichever you choose, check that the combined address does not run into an awkward or hard-to-read string, the same way you would check a spoken full name.
Keep the same shape across your accounts.
Once a shape works, the most useful thing you can do is repeat it. If your email is firstname.lastname, aim for the same firstname.lastname on the accounts where being found matters, such as a professional profile or a code or portfolio account. When someone knows one of your addresses, a consistent pattern lets them guess the others correctly, and the whole set looks deliberate rather than improvised.
Perfect uniformity is not always possible, since availability differs from one service to the next, so treat consistency as a target rather than a rule. A close, recognizable variant is fine when the exact match is gone. What you want to avoid is a scatter of unrelated usernames that make you look like several different people.
Email and username checklist.
- My email or username is built from my real name, not from an unrelated word.
- I chose one of the standard shapes: firstname.lastname, firstnamelastname, or an initial plus surname.
- Where the plain version was taken, I added a middle initial or a meaningful word rather than a random number or a birth year.
- I decided on purpose whether to use my English given name, my romanized surname, or both.
- I can read the whole address aloud once and have someone spell it back correctly.
- The accounts where being found matters use the same name shape or a close, recognizable variant.