In this Spanish name, the first or paternal surname is Ibarrola and the second or maternal family name is Muñoz.
María del Pilar Ibarrola Muñoz (born 1944)[1] is a Spanish statistician and stochastic control theorist, part of the early expansion of statistics into an academic discipline in Spain in the 1960s and 1970s.[2] She was named professor of decision theory at Complutense University of Madrid in 1974,[2][3] but soon after left for the University of La Laguna, where she was named as University Professor.[2][4] She returned to the professorship of decision theory at Complutense University in 1979.[5]