Guest editor of special issues of international journals
- 2015 Lotte Hogeweg & Helen de Hoop (eds.), Special issue on The flexibility of pronoun reference in context. Journal of Pragmatics 88.
- 2014 Lotte Hogeweg, Helen de Hoop & Kees de Schepper (eds.), Special issue on Pronouns and perspective in literature. Journal of Literary Semantics 43 (2).
- 2012 Petra Hendriks, Helen de Hoop & Henriette de Swart (eds.), Special issue on the Interplay between the Speaker's and the Hearer's Perspective. Journal of Logic, Language and Information 21 (1).
- 2011 Klaus von Heusinger & Helen de Hoop (eds.), Special issue on Semantic Aspects of Case Variation. Lingua 122 (1).
- 2010 Sander Lestrade, Helen de Hoop & Kees de Schepper (eds.), Special issue on Spatial case. Linguistics 48 (5).
- 2009 Geertje van Bergen and Helen de Hoop (eds.), Special issue on Topics Cross-Linguistically. The Linguistic Review 26 (2/3).
- 2006 Peter Ackema & Helen de Hoop (eds.), Special issue on Current Issues in Optimality Theoretic Syntax. Linguistics 44.
- 2004 Helen de Hoop & Peter de Swart (eds.), Special Issue on Contrast in Discourse. Journal of Semantics 21.
- 2004 Marco Haverkort, Helen de Hoop & Maurits van den Noort (eds.), Special Issue on Variation in Form versus Variation in Meaning. Lingua 114.
- 2001 Helen de Hoop, Olaf Koeneman, Iris Mulders & Fred Weerman (eds.), Special Issue on the Effects of Morphological Case. Lingua 111.
- 2000 Petra Hendriks, Helen de Hoop & Henriette de Swart (eds.), Special Issue on the Optimization of Interpretation. Journal of Semantics 17.
- 1998 Paul Dekker, Jaap van der Does & Helen de Hoop (eds.), Special Issue on Definites. Journal of Semantics 15.
- 1998 Dicky Gilbers & Helen de Hoop (eds.), Special Issue on Optimality Theory. Lingua 104.