Janina Sara Maria Ramirez (; ' Maleczek; born 7 July 1980), sometimes credited as Nina Ramirez, is a British art historian, cultural historian, and TV presenter. She specialises in interpreting symbols and examining works of art within their historical context.
Ramirez went to St Bernard's Catholic Grammar School in Slough, Berkshire, where she was head girl. She gained a degree in English literature, specialising in Old and Middle English, from St Anne's College, Oxford, before completing her postgraduate studies at the Centre for Medieval Studies, University of York. She earned a PhD degree on "The symbolic life of birds in Anglo-Saxon England", which led to a lectureship in York's Art History Department, followed by lecturing posts at the University of Winchester, the University of Warwick, and the University of Oxford.
Until 2021, Ramirez was the course director on the Certificate in History of Art at the University of Oxford Department for Continuing Education. In 2021, Ramirez became Research Fellow in History of Art at Harris Manchester College, Oxford.
In January 2024, Ramirez became a Visiting Professor of Medieval Studies at the University of Lincoln.
Her grandfather was Polish. Ramirez and her Spanish husband have two children. At 14, she played bass in a band with Krissi Murison as lead singer. Ramirez was in a punk band, The Role Models, while at Oxford but chose finishing her degree over touring with the band.