Protestants are about 2,009,374 in Sudan

Sudan

Sudan , officially the Republic of the Sudan , is a country in North Africa, sometimes considered part of the Middle East politically. It is bordered by Egypt to the north, the Red Sea to the northeast, Eritrea and Ethiopia to the east, South Sudan to the south, the Central African Republic to the...

 (5 % of the population).
They are forbidden to proselytize.
The law makes apostasy (which includes conversion from Islam to another religion) punishable by death.
The southern ethnic groups fighting the civil war largely are followers of traditional indigenous religions or Christians.

Denominations

• Africa Inland Church
• Assemblies of God
  Assemblies of God
  The Assemblies of God , officially the World Assemblies of God Fellowship, is a group of over 140 autonomous but loosely-associated national groupings of churches which together form the world's largest Pentecostal denomination...
  
  
• Church of Christ in the Upper Nile
• Presbyterian Church in the Sudan
• Seventh-day Adventist Church
  Seventh-day Adventist Church
  The Seventh-day Adventist Church is a Protestant Christian denomination distinguished by its observance of Saturday, the original seventh day of the Judeo-Christian week, as the Sabbath, and by its emphasis on the imminent second coming of Jesus Christ...
  
  
• Seventh-Day Evangelist Church
  Seventh-Day Evangelist Church
  The Seventh-Day Evangelist Church is a Christian denomination that recently grew out of the teachings that were embraced by a group of Sudanese people who formerly joined the Adventist Church. The church was founded in 1985 in South Sudan under the leadership of Moses B. Matthew. He was only 15...
  
  
• Sudan Interior Church
• Sudanese Church of Christ
• Sudan Pentecostal Church

Sources

• Protestantism by country
  Protestantism by country
  For the purposes of this list, "Protestant" includes the following denominations: Assemblies of God, Anglican/Episcopalian , Baptist, Church of God, Church of the Nazarene, Churches of Christ, Congregationalist, Calvinist, Holiness, Lutheran, Mennonite, Methodist, Pentecostal, Presbyterian,...
  
   article
• World Christian Encyclopedia, 2001 edition, Volume 1, page 703 (List of denominations)
• Status of religious freedom in Sudan
  Status of religious freedom in Sudan
  Although the 2005 Interim National Constitution provides for freedom of religion throughout the entire country of Sudan, the INC enshrines Shari'a as a source of legislation in the north and the official laws and policies of the Government favor Islam in that part of the country...
  
  article