Gatchinsky Koān
| Gatchinsky Koān Гатчинский район |
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| — Koān — | |||
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| Kok-ka |  Lō͘-se-a
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| Chiu | Leningrad Chiu | ||
| Bīn-chek | |||
| - Lóng-chóng | 2,868.7 km2 | ||
| Jîn-kháu | |||
| - Lóng-chóng | 244,252 lâng | ||
| Bāng-chām | radm |
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Gatchinsky Koān (Lō͘-se-a-gí: Гатчинский район) sī Lō͘-se-a Leningrad Chiu ê chi̍t ê koān (raion).