GK: Kiko Casilla (Espanyol) 28 years old
Casilla made five saves as Espanyol picked up an impressive away win over Malaga.
RB: Anaitz Arbilla (Espanyol) 27 years old
Espanyol surprised many by beating Malaga at La Rosaleda 2-0 and Arbilla played a key role with a tackle, two interceptions and eight clearances.
LB: Edu Albacar (Elche) 35 years old
Elche picked up a vital three points by beating Eibar 1-0 on Monday and Albacar was on top form with an assist, four tackles, two interceptions and three clearances.
CB: Alvaro Gonzalez (Espanyol) 25 years old
Another of Espanyol's stars from the win over Malaga. Alvaro Gonzalez was in excellent form with a tackle, three interceptions, 16 clearances, two blocked shots and a crucial goal.
CB: Diego Mainz (Granada) 32 years old
Granada drew 0-0 with Athletic Bilbao and Mainz played a big part in keeping a clean sheet with a tackle, two interceptions, 15 clearances and two blocked shots.
CM: Esteban Granero (Real Sociedad) 27 years old
Esteban Granero has done well for La Real this season and played his part in their 2-2 draw away to Almeria on Friday. He completed 47 of 50 passes including an assist as well as making three tackles and an interception.
CM: Vicente Iborra (Sevilla) 27 years old
Sevilla beat Cordoba 3-0 on Saturday afternoon and Iborra got a goal, a tackle and two interceptions as well as completing 62 of his 68 attempted passes.
RW: Fabian Orellana (Celta Vigo) 29 years old
Celta were excellent as they beat Atlético Madrid on Sunday evening and Orellana made a big impact with a goal as well as three tackles and an interception.
AM: Isco (Real Madrid) 22 years old
Isco scored an excellent opening goal in Real's 2-0 win over Deportivo and also added two tackles, two interceptions and completed 53 passes.
LW: Gael Kakuta (Rayo Vallecano) 23 years old
Kakuta was a constant threat in Rayo's 2-0 win over Villarreal and put the icing on the win with the all important second goal.
CF: Lionel Messi (Barcelona) 27 years old
Messi continued his outstanding form in 2015 with a hat-trick and an assist in Barca's 5-0 win over Levante.