Today, several billion birth records are digitised and openly accessible worldwide, and a beginning researcher's problem is rarely that the record doesn't exist — more often, it's that they're looking in the wrong place. This guide is a map of the major databases, free and paid, and a search strategy that keeps working even after the first, second, and third attempts have come up empty.
A 'birth record' isn't a single document — it's a whole family of documents, and which one exists for a particular ancestor depends on the country, the era, and the religion. Before states began keeping their own records, that role was almost everywhere filled by the church: a baptism was logged in a parish register, not a birth certificate as such — and anywhere from a few days to several weeks could pass between the actual birth and the date it was recorded.
The shift to state registration happened at different times in different countries: in France, in 1792; in England and Wales, from 1 July 1837; in Germany, from 1875 as part of imperial unification; in the Russian Empire, no secular equivalent ever existed at all, and parish registers kept by churches of every denomination remained the only form of record-keeping right up until 1917, when the Soviet government created the ZAGS civil registry offices. Before opening a search engine, it's worth working out which system was in effect in the right place at the right time — that alone determines which archive or database is actually worth searching.
FamilySearch.org is the largest free genealogical database in the world, and it has an unusual history: the project launched in 1894 as the Genealogical Society of Utah, founded by the Church of Jesus Christ of Latter-day Saints, for whom posthumous baptism of ancestors is an important religious practice requiring precise knowledge of family lines. The microfilms of records the church gathered worldwide over decades are still stored in the Granite Mountain Records Vault — a vault carved into a granite mountain in Little Cottonwood Canyon, Utah, in 1965 and designed to withstand a nuclear blast. Most of that archive is now digitised and freely accessible, with no need to share the organisation's religious beliefs.
Ancestry.com, MyHeritage and Findmypast are the three biggest paid platforms, and each has its own geographic specialty, shaped historically by which archives they digitised first.
Before committing to an annual subscription, it's worth checking whether the local public library offers free access to Ancestry Library Edition — many libraries in the US, the UK and elsewhere give cardholders this access from home through a library login.
Far from everything is digitised: by various estimates, even in well-resourced countries, the share of archival material converted to digital form rarely exceeds a few tens of percent of the total. If a record doesn't turn up in the major databases, that doesn't mean it doesn't exist — it usually means it simply hasn't been scanned yet.
Searching at random across different sites wastes more time than a systematic approach taken in the right order.
Step 1. Write down everything you already know for certain
Full name, approximate year of birth, place (at minimum the country and region), parents' names if known. The more precise these details, the fewer irrelevant matches you'll have to wade through.
Step 2. Start with the free indexes, not the document images
An index is a table of names and dates without a scanned page; it's almost always digitised earlier and covers more records than images of the actual documents. Once you find the right line in an index, you get the exact case, volume or parish number, which you can then use to search for the specific image or order a copy.
Step 3. Widen your search to alternate spellings of the name
Surnames were systematically distorted as they crossed borders and generations: immigration officials wrote names down by ear, in a language unfamiliar to them, often simplifying or 'translating' the surname in their own way. It's worth checking phonetic variants, reverse transliterations, and shortened forms of the name.
Step 4. Check neighbouring administrative units
Parish, county and province boundaries were redrawn repeatedly, especially in Eastern Europe over the nineteenth and twentieth centuries. A settlement that today formally belongs to one region might, in the year your ancestor was born, have administratively belonged to an entirely different parish or county — and that's where the record you need might be held.
Step 5. Contact the archive directly if the online search comes up empty
Many archives, especially in Eastern Europe, still haven't digitised even their own internal catalogues — an archive staff member can often find a record in half an hour, in a finding aid that online search engines simply can't see.
Records have been lost and destroyed over the centuries — by fires, by wars, by plain carelessness in storage. If direct proof of a birth can't be found, several categories of documents often contain the same information indirectly.
Before opening yet another website, it's worth running through a short checklist — it saves hours of wandering through irrelevant results.
A little over two centuries separate the 1792 decree that stripped the church of its monopoly over recording births from the servers that today hold billions of scanned pages — but the logic of the search hasn't changed: a record exists wherever it was created, and the researcher's task is to identify that place, not to click through websites in random order. Most dead ends in genealogical research do have a solution; more often than not, it's found not in a new database, but in a sharper question put to the ones that already exist.