| Dolné Saliby | |
| Other Name: | Alsószeli |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Name: | Slovakia |
| Subdivision Type2: | Region |
| Subdivision Name2: | Trnava |
| Subdivision Type3: | District |
| Subdivision Name3: | Galanta |
| Pushpin Map: | Slovakia |
| Pushpin Map Caption: | Location of Dolné Saliby in Slovakia |
| Coordinates: | 48.1°N 17.7833°W |
| Leader Title: | Mayor |
| Leader Name: | Lajos Kovács |
| Leader Party: | SMK-MKP |
| Established Title: | First mentioned |
| Established Date: | 1158 |
| Area Total Km2: | 18.68[1] |
| Elevation M: | 115[2] |
| Population Total: | 2012[3] |
| Population Density Km2: | 107.9[4] |
| Postal Code Type: | Postal code |
| Postal Code: | 925 02 |
| Area Code: | +421 31 |
| Blank Name: | Car plate |
| Blank Info: | GA |
| Website: | https://dolnesaliby.sk/ |
| Population Density Sq Mi: | 41.7 |
| Area Total Sq Mi: | 7.21 |
| Elevation Ft: | 377 |
Dolné Saliby (Hungarian: Alsószeli) is a village and municipality in Galanta District of the Trnava Region of south-west Slovakia.
The municipality lies at an elevation of 116 metres and covers an area of 18.717 km². It has a population of about 1,957 people.
In the 9th century, the territory of Dolné Saliby became part of the Kingdom of Hungary. In historical records the village was first mentioned in 1158. Before the establishment of independent Czechoslovakia in 1918, it was part of Pozsony County.After the Austro-Hungarian army disintegrated in November 1918, Czechoslovak troops occupied the area, later acknowledged internationally by the Treaty of Trianon. Between 1938 and 1945 Dolné Saliby once more became part of Miklós Horthy's Hungary through the First Vienna Award. From 1945 until the Velvet Divorce, it was part of Czechoslovakia. Since then it has been part of Slovakia.
The records for genealogical research are available at the state archive "Statny Archiv in Bratislava, Banska Bystrica, Bytca, Kosice, Levoca, Nitra, Presov, Slovakia"