Here is my list of 5* or 4,5* coaches who have the chance to become 5* coaches ( tested with Coach Calculator). My current season is 2015-2016, so Im not sure which teams they are when the game starts from 2011-2012. Some of them might be born later in the game, too.
Marcel Lucassen ( Assistant manager ) 5* Ball control ( After 2013-2014 , I think ) free
Adrian Lamb ( Fitness coach ) 5* when the game starts, free
Paul Winsper ( Fitness coach ) 5* when the game starts, free
Kevin Hitchcock ( Goalkeeping coach ) 5*
Ruben Sosa ( coach ) 4,5* ball controll and shooting
Flavio Tanajura ( coach ) 5* defending
Steve Bould ( coach ) 4,5* defending
Thomas Hässler ( coach ) 4,5* ballcontrol and shooting
Alexandru Irineu ( fitness coach ) 5*
Oren Krispin ( youth coach ) 4,5* tactical
Robert Lopez ( starts as a player, 35 years old, Uruguay ) 4,5* ballcontrol
Pedro Peso ( youth coach ) 4,5* shooting
Jairo Sanchez ( fitness coach ) 5*
Darlan Schneider ( fitness coach ) 5*
Elkin Eduardo Eguis ( fitness coach ) 5*
Ron Olyslager ( goalkeeping coach ) 4,5*
Joop Hiele ( goalkeeping coach ) 4,5*
Neicer Reasco ( starts as a player ) 4,5* defending
Jose Maria Pazo ( goalkeeping coach ) 4,5*
Hugo Tuberquia ( goalkeeping coach ) 4,5*
Hector Salcedo ( fitness coach ) 4,5*
Luis Eduardo Rios ( fitness coach ) 4,5*
Adolfo Valencia ( coach ) attacking 4,5*
Flavio Davino ( assistant manager, Mexico ) 4,5* tactical
Aloys Wijnker ( Great allround coach after 2013-2014 )
Ivan Carneiro ( goalkeeping coach ) 4,5* ( can become 5*, I think )
Eduardo Nino ( goalkeeping coach ) 4,5* ( can become 5*, I think )
Dardo Perez ( coach ) 4,5* shooting ( can become 5* )
Herbert Silva Cantera ( coach ) 4,5* tactical
Highly recommended Youth coaches:
Salvatore Cerrone , 4,5* tactical
Anthony Santoro , good allround youth coach
Piero Bosaglia, 4,5* goalkeeping ( can become 5* )
Alon Maya , 4,5* ball control and shooting ( can become 5* shooting )
Carlos Adrian Morales ( starts as a player, Mexico ) good allroud youth coach in 2014-2015
Lima ( youth coach, starts the game ) 4,5* fitness ( can become 5*, I think )
Here is a link whick have some same staff, but some might be useful
http://www.fm-source.com/2011/12/best-staff-5-star-coaches-fm-2012.html
Enjoy!