There are many nursing theorists in nursing some of them are
- Florence nightingale - Environment theory
- Hildegard Peplau - Interpersonal theory
- Virginea Henderson - Need theory
- Fay Abdella - Twenty one nursing problems
- Ida Jean Orlando - Nursing Process Theory
- Dorothy Johnson - System Model
- Maratha Rogers - Unitary Human Beings
- Dorothea Orem - Self Care Theory
- Betty Neuman - System Model
- Sister Calista Roy - Adaptation Theory
- Jean Watson - Philosophy and Caring Model
- Madeleine Leininger - Transcultural Nursing
- Patricia Benner - From Novice to Expert
- Lydia E. Hall - The Core, Care and Cure