Jacobi
- Carl Gustav Jacob Jacobi
- Jacob
- Jacobi (crater)
- Jacobi (grape)
- Jacobi (surname)
- Jacobi Boykins
- Jacobi Francis
- Jacobi Medical Center
- Jacobi Mitchell
- Jacobi Robinson
- Jacobi coordinates
- Jacobi eigenvalue algorithm
- Jacobi elliptic functions
- Jacobi identity
- Jacobi method
- Jacobi operator
- Jacobi polynomials
- Jacobi sum
- Jacobi symbol
- Jacobi triple product
- Jacobi's formula
- Jacobi's theorem (disambiguation)
- Jacobian (disambiguation)
- Jacobian matrix and determinant
- Jacobin (disambiguation)
- Jacobite (disambiguation)
- Jacobs (disambiguation)
- Jacoby (disambiguation)
- Jakob (disambiguation)
- Legendre symbol