This is a list of films which have placed number one at the weekend box office in Belgium and Luxembourg during 2009.

Number-one films †This implies the highest-grossing movie of the year. # Weekend End Date Film Total Weekend Gross Notes 1 Madagascar: Escape 2 Africa $3,791,939 Animated film 2 Yes Man $2,438,501 3 $2,759,372 4 Revolutionary Road $2,510,992 5 Valkyrie $2,708,506 6 The Curious Case of Benjamin Button $2,663,272 7 $2,890,008 8 $2,974,431 9 Bolt $4,132,579 Animated film 10 Watchmen $2,565,213 11 Marley and Me $2,164,370 12 Coco $1,913,288 France 13 Duplicity $2,147,401 14 Knowing $2,061,770 15 Fast & Furious $3,496,280 16 $3,314,818 17 $1,769,278 18 X-Men Origins: Wolverine $2,712,761 19 $1,914,909 20 Angels & Demons $2,815,215 21 $2,883,769 22 $1,702,056 23 Terminator Salvation $2,401,124 24 $1,663,176 25 The Proposal $2,147,316 26 Transformers: Revenge of the Fallen $2,389,945 27 Ice Age: Dawn of the Dinosaurs $3,046,815 Animated film 28 $4,741,225 29 Harry Potter and the Half Blood Prince $5,768,666 30 $3,846,627 31 $3,964,838 32 G.I. Joe: The Rise of Cobra $2,631,379 33 Harry Potter and the Half Blood Prince $2,515,783 34 Inglourious Basterds$2,120,351 35 $2,298,605 36 $2,247,794 37 $1,751,073 38 The Final Destination $1,647,959 39 The Ugly Truth $1,726,056 40 District 9 $2,369,053 41 Up $3,511,861 Animated film 42 $2,908,863 43 $2,922,648 44 Michael Jackson's This Is It $3,714,937 45 Up $4,947,638 46 2012 $4,852,455 47 The Twilight Saga: New Moon $5,532,677 48 $3,886,422 49 $2,958,017 50 Dossier K. $2,810,456 Belgium 51 Avatar † $3,856,229 52 $6,219,519

See also List of Belgian films

Notes All the films are North American or British productions, except as noted.

References Note: Click on the relevant weekend to view specifics.