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- Hans de Laet 0 devices
- Pieter La Burgh 6 devices
- Daniel de La Feuille 2 devices
- Jean Alexandre de La Font 2 devices
- Dirck Lamberse 1 device
- Jacob Lambrechtse 1 device
- Frans Lamminga 1 device
- Jan Lamrinck 8 devices
- Johannes van Lamsveld 1 device
- Willem van Lamsveld 2 devices
- Pierre Lanclume 1 device
- Giovanni La Nou 1 device
- Thomas La Quier 1 device
- Abraham van Laren 2 devices
- Cornelis Last 1 device
- Cornelis Jansz Lastdrager 1 device
- Anthony de Later 2 devices
- Abraham Latham 1 device
- Hendrick Laurensz 42 devices
- Jean Laurent 1 device
- Pieter Louwick Alexanderssz 1 device
- Jacobus Lauwikius 3 devices
- Jean Le Carpentier 1 device
- widow of Jean Le Carpentier 1 device
- Jacques Le Censeur 1 device
- Arnout (I) Leers 7 devices
- widow of Arnout (I) Leers 4 devices
- Arnout (II) Leers 9 devices
- Reinier Leers 10 devices
- Jacob van Leest 1 device
- Claes Leeu 0 devices
- Cornelis de Leeuw 1 device
- Gheraert Leeu 2 devices
- Maarten van Leeuwen 2 devices
- Michiel (I) van Leeuwen 1 device
- widow of Michiel (I) van Leeuwen 1 device
- Pieter Leffen 11 devices
- Pierre Le Grand 10 devices
- Jacques Le Jeune 7 devices
- Jan Lely-veldt 2 devices
- Jaque Le Noir 1 device
- Dominicus Lens 1 device
- Cornelis van Lent 1 device
- Frederique Leonard 2 devices
- Jacob Lescailje 13 devices
- heirs of Jacob Lescailje 12 devices
- Cornelis Henricz Lettersnijder 3 devices
- Henric Pietersz Lettersnijder 1 device
- Cornelis Lever 2 devices
- Frans Levijn 1 device
- François L'Honoré 3 devices
- Barent van Lier 2 devices
- Steeven van Lier 1 device
- François Lieshout 1 device
- Gillis van Limburg 1 device
- Johannes van der Linden 1 device
- Simon onder de Linde 6 devices
- Philips Lingelbach 1 device
- David Lingelbach 1 device
- Jacob van Lingen 1 device
- Wilhem Linnig van Koppenol 1 device
- Alexander Jansz Lintman 1 device
- Justus Livius 5 devices
- David à Lodensteyn 4 devices
- Christoffer Lomeyer 1 device
- Abraham van Loon 1 device
- Johannes Loots 1 device
- Casparus Lootsman 6 devices
- Jacob Lootsman 2 devices
- Theunis Jacobsz Lootsman 9 devices
- widow of Theunis Jacobsz Lootsman 7 devices
- David Lopez de Haro 16 devices
- Felix Lopez de Haro 21 devices
- Almarigo Lorens 1 device
- Jean Louis de Lorme 2 devices
- Justus van Lotten 1 device
- Pieter Loymans 1 device
- Jordaan Luchtmans 12 devices
- Samuel (I) Luchtmans 1 device
- Christoffel Luycken 1 device
- Thomas Willems Luiertsma 1 device
- Printer of the Vita Lydwinae 1 device