Before its permanent ban, Facebook had taken more limited action targeting users such as Jones, who has threatened journalists and attacked the victims of the 2012 shooting at Sandy Hook Elementary School.
Donald Trump has been a long-time supporter of Alex Jones.
Louis Farrakhan is known for his homophobic and anti-Semitic views.
"We've always banned individuals or organizations that promote or engage in violence and hate, regardless of ideology", a spokesperson told Variety at the time.
In posts on other platforms, the banned individuals expressed their displeasure at the decision.
It is possible it simply took Facebook a significant amount of time to reach a decision on whether to label the individuals as "dangerous".
"I am continuing to monitor the censorship of AMERICAN CITIZENS on social media platforms", he said.
Other groups kicked off both Facebook or Instagram included Knights Templar International, Britain First, the British National Party (BNP) and the National Front.
Facebook's Community Standards policy on "Dangerous Individuals and Organizations" states that it seeks to prevent "real-world harm" by forbidding accounts "that proclaim a violent mission or are engaged in violence", which it defines as including "organized hate" in addition to numerous violent or criminal acts. "She added "#StopTheBias", a hashtag she has embraced to protest what some conservatives perceive as bias on the big social media platforms.
Donald Trump Jr. on Friday charged that Facebook had engaged in a "purposeful & calculated silencing of conservatives" online, a day after the social-networking giant permanently banned far-right figures and organizations including Alex Jones, the host of InfoWars.
Facebook policies already banned posts endorsing white supremacy as part of its prohibition on hate speech based on characteristics such as race, ethnicity or religion.
"Social Media is totally discriminating against Republican/Conservative voices", Trump said in a tweet after Jones was curbed at Facebook and Spotify a year ago.
Amid pressure from governments around the world, Facebook has ramped up machine learning and artificial intelligence tools in an effort to find and remove hateful content while remaining open to free expression.