Infiniti QX may refer to any of the following SUV models:
- Infiniti QX4, mid-size luxury SUV
- Infiniti QX30, subcompact luxury crossover
- Infiniti QX50, compact luxury crossover
- Infiniti QX60, mid-size luxury crossover
- Infiniti QX70, mid-size luxury crossover
- Infiniti QX56/infiniti QX80, full-size luxury SUV