116
Bearers
14906.
Rank
male
Gender
Surname distribution by municipality
Number of bearers by municipality across Czechia (source: MV ČR archive, ~2011). Showing the 30 most frequent of 36 municipalities.
Map 1 · distribution of surname Olach — colour = bearers per 10,000 inhabitants (darker = higher)
| # | Region | Bearers |
|---|---|---|
| 1 | Hlavní město Praha | 29 |
| 2 | Ústecký kraj | 20 |
| 3 | Karlovarský kraj | 14 |
| 4 | Středočeský kraj | 12 |
| 5 | Královéhradecký kraj | 11 |
| 6 | Plzeňský kraj | 9 |
| 7 | Moravskoslezský kraj | 8 |
| 8 | Pardubický kraj | 3 |
| 9 | Liberecký kraj | 3 |
| 10 | Zlínský kraj | 2 |
| 11 | Kraj Vysočina | 2 |
| 12 | Jihomoravský kraj | 2 |
| 13 | Olomoucký kraj | 1 |
| Total CZ | 116 |
| # | Municipality | Bearers |
|---|---|---|
| 1 | Praha | 29 |
| 2 | Kraslice | 8 |
| 3 | Kralovice | 7 |
| 4 | Nový Bydžov | 7 |
| 5 | Ústí nad Labem | 6 |
| 6 | Sokolov | 5 |
| 7 | Děčín | 5 |
| 8 | Čáslav | 4 |
| 9 | Teplice | 4 |
| 10 | Rychnov nad Kněžnou | 4 |
| 11 | Orlová | 4 |
| 12 | Kadaň | 3 |
| 13 | Lysá nad Labem | 2 |
| 14 | Pelhřimov | 2 |
| 15 | Nýřany | 2 |
| 16 | Česká Lípa | 2 |
| 17 | Chrudim | 2 |
| 18 | Havířov | 2 |
| 19 | Rakovník | 1 |
| 20 | Kralupy nad Vltavou | 1 |
| 21 | Poděbrady | 1 |
| 22 | Brandýs nad Labem-Stará Boleslav | 1 |
| 23 | Říčany | 1 |
| 24 | Černošice | 1 |
| 25 | Karlovy Vary | 1 |
| 26 | Most | 1 |
| 27 | Frýdlant | 1 |
| 28 | Podbořany | 1 |
| 29 | Pardubice | 1 |
| 30 | Kroměříž | 1 |
Historical trend by year of birth
Number of living bearers by year of birth (as of 2011, source: MV ČR archive).
Source: MV ČR – četnost příjmení (archiv) · Data year: 2011