The attacks were claimed by Katiba Macina, an Islamist extremist group with ties to the firebrand Muslim preacher Amadou Koufa.
An additional nine people were killed in an attack on an informal gold mine located in Oudalan province.
Local governments have been completely overwhelmed by the situation and the difficulties are enormous.
African Christians are regularly targeted by violent groups such as Boko Haram and Fulani herdsmen.
Although the insurgency has affected the entire population, Christians are susceptible to attacks at the hands of terrorists.
“Most of the victims were murdered in a cowardly manner, their throats slit,” another, unnamed official told AFP.
The Hungary Helps Program supports local communities with seven humanitarian projects.
Also on Saturday, two soldiers were killed in an attack on the village of Mourdiah, 124 miles north of the capital.