Was Charles Haddon Spurgeon a five-point Calvinist? I think so, but some articles online indicates that he was a Fullerist. 

If so, was "Fullerism" orthodox?
Ex: here.

Any thought?
There is no doubt but that Spurgeon was a five point Calvinist:

http://weecalvin1509.blogspot.co.uk/2013/08/chsindex.html

Spurgeon's own quotes affirming all the 5 points together and each of the 5 points individually. As for Andrew Fuller - In the foreward of his book on the Sovereignty of God, AW Pink described Fuller as "eminent and honored." See:

http://weecalvin1509.blogspot.co.uk/2013/05/carey.html

Hope this helps.