Chimaroke Nnamani (born 30 May 1960) is a medical doctor and Nigerian politician from Enugu State. He was elected Governor of Enugu State in the 1999 Enugu State gubernatorial election from 1999 to 2007. He subsequently served as a People's Democratic Party (PDP) Senator for Enugu East Senatorial District from 2007 to 2011 and was re-elected in 2019. Education Nnamani, though born in Port Harcourt, hails from Agbani in Nkanu West Local Government Area of Enugu State. He attended the Methodist Primary School, Enugu, and the College of the Immaculate Conception (CIC), also in Enugu. He is a graduate of the College of Medicine, University of Nigeria (Enugu Campus). He had his post-graduate training in the State University of New York and the Inter-faith Medical Center/Down State Medical Center, Brooklyn New York (Obstetrics and Gynecology). His postgraduate training and research continued at the Perinatal Biology Center, Loma Linda University, Loma Linda, Southern California; Molecular Biology and Tissue Cytology Laboratory, Jerry "L" Pettis Veterans Administration Hospital, Loma Linda, California; Department of Obstetrics and Gynecology and Perinatal Biology, College of Medicine, Loma Linda University (with specialization in maternal fetal medicine); and College of Medicine, University of South Florida. Research Interest Basic Science: Gap junction physiology, cell-to-cell communication modulated by connexin protein, tissue cytology, molecular biology and prenatal biology. Clinical Interest: Premature labour, prematurity and high-risk pregnancy, obstetrics ultrasound, prenatal diagnosis and genetics. He has had research publications and abstract presentations in major scientific journals and meetings (Nnamani et al, 1994, Biology of Reproduction, 50, 377-389). Division of Perinatal Biology (3), Department of Gynecology/Obstetrics (4), Department of Pediatrics (5), Departments of Anatomy (6), Physiology and Pharmacology (7), Loma Linda University School of Medicine, Loma Linda, California, 92354; Molecular Cytology Laboratory (8), Veterans Administration Medical Center, Loma Linda, California. Medical Practice/Teaching: Before he veered into politics and public service back home in Nigeria, Dr. Nnamani was an attending physician in the following health facilities in the United States: Loma Linda University Medical Center, California; San Bernardino County Medical Center, California; Riverside General Hospital, California; Florida Hospital, Orlando, Florida; and Arnold Palmer Hospital for Women and Children, Orlando, Florida. He was a maternal and fetal medicine specialist with the Maternal and Fetal Medicine Associates, Principal Practicing Group, Orlando, Florida. Professional Societies: He belonged to a number of professional societies such as the Society for Perinatal Obstetricians, American Society for Cell Biology, Society for Gynecologic Investigations,