In this
Spanish name, the first or paternal
surname is Alonso and the second or maternal family name is Manteca.
Miriam Alonso Manteca (born 6 June 1970 in
Ulm,
West Germany[1]) is a retired
Spanish athlete who specialised in the
400 metres hurdles.[2] She represented her country at the
1996 Summer Olympics, as well as three consecutive World Championships, starting in 1993.
Her personal best in the event is 55.45 seconds (Monachil 1996).