| Sanlúcar la Mayor | |
| Settlement Type: | Municipality |
| Pushpin Map: | Spain Province of Seville#Spain Andalusia#Spain |
| Pushpin Map Caption: | Location in Spain |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Seville |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | El Aljarafe |
| Coordinates: | 37.3831°N -6.2°W |
| Elevation M: | 148 |
| Area Total Km2: | 135.41 |
| Population Demonym: | Sanluqueños |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Area Code Type: | Dialing code |
| Leader Title: | Mayor |
| Leader Name: | Juan Antonio Naranjo Rioja |
| Leader Party: | Alternativa por Sanlúcar |
Sanlúcar la Mayor is a municipality in the province of Seville, southern Spain. The municipality is the location of the Solucar Complex.
Gaspar de Guzmán, Count of Olivares was created Duke of Sanlúcar la Mayor by Philip IV. He wished to retain his inherited title and so became known as el conde-duque.