Population and ancestry history, for genealogy fans. Researching your family tree ?
Your ancestors, and when they were born ...
| Year | Who was born in this year .. | How many were born .. | World population |
| 1400 | 20 G -grandparents |
4,194,304 |
350,000,000 |
| 1375 | 21 G |
8,388,608 |
352,000,000 |
| 1350 | 22 G |
16,777,216 |
355,000,000 |
| 1325 | 23 G |
33,554,432 |
357,000,000 |
| 1300 | 24 G |
67,108,864 |
360,000,000 |
| 1275 | 25 G |
134,217,728 |
360,000,000 |
| 1250 | 26 G |
268,435,456 |
360,000,000 |
| 1225 | 27 G |
536,870,912 |
360,000,000 |
| 1200 | 28 G |
1,073,741,824 |
360,000,000 |
| 1175 | 29 G |
2,147,483,648 |
350,000,000 |
| 1150 | 30 G |
4,294,967,296 |
340,000,000 |
| 1125 | 31 G |
8,589,934,592 |
330,000,000 |
| 1100 | 32 G |
17,179,869,184 |
320,000,000 |
| 1075 | 33 G |
34,359,738,368 |
307,000,000 |
| 1050 | 34 G |
68,719,476,736 |
293,000,000 |
| 1025 | 35 G |
137,438,953,472 |
280,000,000 |
| 1000 | 36 G |
274,877,906,944 |
265,000,000 |
| 975 | 37 G |
549,755,813,888 |
260,000,000 |
| 950 | 38 G |
1,099,511,627,776 |
255,000,000 |
| 925 | 39 G |
2,199,023,255,552 |
250,000,000 |
| 900 | 40 G |
4,398,046,511,104 |
245,000,000 |
| 875 | 41 G |
8,796,093,022,208 |
237,000,000 |
| 850 | 42 G |
17,592,186,044,416 |
230,000,000 |
| 825 | 43 G |
35,184,372,088,832 |
225,000,000 |