蘇塞克斯縣 (維吉尼亞州)

{{Infobox U.S. county
| state = Virginia
| county = Sussex County
| county_zh = 蘇塞克斯縣
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| founded =
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| seat = Sussex
| largest city =
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| area_total_km2 = 1,276 km² (491 mi²)
| area_total_sq_mi =
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| area_water_km2 = 5 km² (2 mi²)
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| area percentage = 0.43%
| census yr = 2000
| census estimate yr =
| pop = 12,504
| population_density_km2 = 10
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| web = sussexcounty.govoffice.com
| coordinates = {{coord|{}|0|N|{}|0|W|type:adm2nd|display=title,inline}}
}}
蘇塞克斯縣（）是美國維吉尼亞州東南部的一個縣。面積1,276平方公里，根据美國2000年人口普查，共有人口12,504人。縣治蘇塞克斯。

成立於1754年。縣名來自英國同名的郡。