| Karl Lackner (Mainz) | P1275 |
| Karl Lackner (Mainz) | P720 |
| Axel Laczkovics (Bochum) | V792 |
| Dennis Ladage (Köln) | P121, P1250 |
| Karl Ladwig (München) | A493 |
| Kurt Laederach-Hofmann (Bern, CH) | H595 |
| Stephanie Läer (Hamburg) | P118 |
| Stephane Lafitte (Pessac, FR) | P664, V559 |
| Costanza Lagrasta (Parma, IT) | V585 |
| Edward Lakatta (Baltimore, US) | H591 |
| Heinz Lambertz (Wiebaden) | I307, V236 |
| Peter Lamm (München) | V925 |
| Michelle Lamorgese (Cleveland, US) | P1302, P1304, V1560 |
| Barbara Lamp (Bad Oeynhausen) | I312, P702, V1184, V819 |
| Kathrin Lamprecht (München) | V605 |
| Ulf Landmesser (Hannover) | V767 |
| Martin Landsberger (Greifswald) | V252 |
| Florian Lang (Tübingen) | V1169 |
| Klaus Lang (Frankfurt) | P1007, P1039, V1466, V1469, V1532 |
| Philipp Lang (Tübingen) | V1169 |
| Rainer Lange (Hartmannsdorf) | P104 |
| Rüdiger Lange (München) | P654, P996, V887 |
| Georg Langebartels (Aachen) | P135 |
| Thomas Langenickel (Berlin-Buch) | P200, V892 |
| Christoph Langer (Bad Oeynhausen) | P732 |
| Frank Langer (Homburg Saar) | P715 |
| Harald Langer (Tübingen) | P1253, P995, V500 |
| Alexander Langheinrich (Gießen) | P966 |
| Holger Langreck (Berlin) | P935, V41 |
| Al Lardo (Baltimore, US) | V918 |
| Martin Laser (Würzburg) | P1283, P408 |
| Roman Laszlo (Tübingen) | P109 |
| Wolfgang Latz (München) | V291 |
| Florin Laubenthal (Essen) | P739 |
| Bernward Lauer (Bad Berka) | P1245, V820 |
| Thomas Lauer (Düsseldorf) | P1005, P396, V644 |
| Ulrich Laufs (Homburg/Saar) | H539, P193, V1146, V1504, V17, V19, V20 |
| Henning Lausberg (Homburg Saar) | P715 |
| Anke Lauterbach (Göttingen) | P1306, P694 |
| Michael Lauterwein (Hamburg) | P705 |
| Thomas Lawo (Bochum) | V521, V792 |
| Thorsten Lawrenz (Bielefeld) | P145, P146, V890, V915 |
| Günter Layer (Ludwigshafen) | P667, V636 |
| Trong-Phi Le (Hamburg) | P716 |
| Alexander Leber (München) | P1236, P1237, V1561, V1562, V1563, V1565 |
| Rainer Lebert (Bochum) | V73 |
| Florian Lederbogen (Mannheim) | A494 |
| Paul Leeson (Oxford, GB) | P419 |
| Michaela Leetz (Frankfurt) | V1469 |
| Walter Lehmacher (Köln) | I1386, V239 |
| Christian Lehmann (Greifswald) | P123 |
| Heiko Lehmann (Bernau) | V838 |
| Janet Lehmann (Dresden) | P1285 |
| Ralf Lehmann (Frankfurt / Main) | P457, P459, P486, V648 |
| Sven Lehmann (Leipzig) | V1471 |
| Stephan Lehnart (New York, US) | A1543 |
| Fabian Lehnert (München) | P996 |
| Hendrik Lehnert (Magdeburg) | P427, P988, V63 |
| Torsten Leibecke (Lübeck) | P163 |
| Marcus Leibig (München) | P187, P731 |
| Sabine Leiblein (Leipzig) | P169 |
| Kirsten Leineweber (Essen) | P120, P122, V75 |
| Roman Leischik (Witten-Herdecke) | P143 |
| Herve LeMarec (Nantes, FR) | V1179, V1441 |
| Bernd Lemke (Bochum) | H1409, I309, P936, P941, V521, V789, V792 |
| Henning Lemm (Halle) | V834 |
| Jutta Leng (Münster) | V770 |
| Björn Lengenfelder (Würzburg) | V78 |
| Thomas von Lengerke (Neuherberg) | A234 |
| Karsten Lenk (Leipzig) | V649, V916 |
| Silvia Lentini (Bonn) | P194 |
| Jochen Leonhardi (Bad Berka) | P1245 |
| Olli Leppaenen (Uppsala, SE) | P412, V11 |
| Wolfgang Lepper (Aachen) | I1068 |
| Matthias Leschke (Esslingen) | P1018 |
| Harald Lethen (Wiebaden) | V236 |
| Christian Leuner (Bielefeld) | P145, P146, P657, V890, V915 |
| Benny Levenson (Berlin) | P181 |
| Bodo Levkau (Essen) | P747, V50 |
| Thorsten Lewalter (Bonn) | A208, I1070a, I1325, I1331, P108, P1233, P1315, V1510, V1542 |
| Dirk von Lewinski (Göttingen) | P1300, P1306, P694, V1447 |
| Sebastian Ley (Heidelberg) | I1390 |
| Thorsten Leyendecker (Düsseldorf) | V644 |
| Oliver Liakopoulos (Göttingen) | P710 |
| Marina Libe (Bochum) | V73 |
| Artur Lichtenberg (Hannover) | V1474 |
| Lars Lickfett (Bonn) | P1233, V1510, V1542 |
| Wolfgang Lieb (Lübeck) | P421, V1187 |
| Herbert Liebermann (Greifswald) | V252 |
| Claudia Liebetrau (Mannheim) | V1211 |
| Katharina Liebig (Münster) | P107 |
| Andreas Liebold (Rostock) | V1572 |
| Frank Lieder (Bielefeld) | P145, P146, V890, V915 |
| Elisa Liehn (Aachen) | P1256, V831 |
| Nadine Lienhart (Ludwigshafen am Rhein) | V21 |
| Birgit Lieske (München) | P1001 |
| James Likungu (Bonn) | V1212 |
| Joao Lima (Baltimore, US) | P392, V49, V918 |
| Stephan Lindemann (Mainz) | V93 |
| Michael Lindner (Köln) | V1557 |
| Tom Lindner (Würzburg) | P690 |
| Charlotte Lingg (München) | V1566 |
| Markus Linhart (Bonn) | P1315, V1510, V1542 |
| Andreas Link (Homburg-Saar) | V653 |
| Axel Linke (Leipzig) | A232, P1286, P697, P989, V1143, V1430, V649, V916 |
| Wolfgang Linz (Frankfurt am Main) | V47, V64 |
| Catherin Lipinski (Leipzig) | V1427 |
| Claudia Lipke (Aachen) | V639 |
| Peter Lipp (Homburg/Saar) | P1295 |
| Peter Lippolt (Hannover) | P455 |
| Fabio Di Lisa (Padova, IT) | H230 |
| Karin Lissek (Greifswald) | V804 |
| Hildegard Lissmann-Jensen (Frankfurt) | P1039, V1532 |
| Hildegard Lißmann-Jensen (Frankfurt) | V1466, V1469 |
| Hildegart Lißmann-Jensen (Frankfurt) | P1007 |
| Peter Lochow (München) | V287 |
| Christoph Loddenkemper (Berlin) | P730, V1478 |
| Andreas Löher (Münster) | P114 |
| Matthias Loehn (Frankfurt) | V910 |
| Michael Lötsch (München) | P682 |
| Hannelore Löwel (Neuherberg) | P724, P984, V563 |
| Peter Loh (Utrecht, NL) | H900 |
| Matthias Lohmann (Heidelberg) | P476 |
| Suzanne Lohmann (Würzburg) | V533 |
| Martin Lohse (Würzburg) | P152, P693, V243, V897 |
| Eva Lonn (Hamilton, CA) | P725, V1529 |
| Jose Lopez-Sendon (Rhoon, NL) | P420 |
| Herbert Lorenz (Ludwigshafen) | P703 |
| Kristina Lorenz (Würzburg) | V897 |
| Michael Lorenz (München) | P1001, V498, V500 |
| Reinhard Lorenz (München) | P678 |
| Reinhard Lorenz (München) | P978 |
| Chaim Lotan (Jerusalem, IL) | P736, P737 |
| Friedrich Lottspeich (Martinsried) | H884 |
| Joachim Lotz (Hannover) | P455 |
| Adrian Loupescu (Tübingen) | V1169 |
| Rong Lu (Köln) | V1459, V76 |
| Edith Lubos (Mainz) | P720, P726, V217, V247, V562 |
| Andreas Luchner (Regensburg) | P1266, P447, P985, V1185, V558 |
| Maren Luchtefeld (Hannover) | P973 |
| Etienne Luciani (München) | P1230, P1238, V790, V882 |
| Josef Ludwig (Erlangen) | I335, V839 |
| Sonja Lück (Heidelberg) | P116, P117, V1439, V1446, V1448 |
| Mark Lüdde (Heidelberg) | P740 |
| Dörte Lüdders (Giessen) | P959, P961 |
| Berndt Lüderitz (Bonn) | H487, H861, I1097, I1335, I313, P1315, P194, P659, V1220, V557 |
| Guido Lüdorff (Bad Rothenfelde) | V1527 |
| Claus Luers (Göttingen) | P130, P704, V1525, V1528 |
| Thomas Lüscher (Zürich, CH) | I1076 |
| Lars Lüthje (Göttingen) | P1272 |
| Michael Lüthje (Frankfurt) | P1002 |
| Björn Lüttgens (Lübeck) | V1204 |
| Friedrich Luft (Berlin) | P190, V808, V809, V810 |
| Armin Luik (München) | P1230, P387 |
| Todd Luka (New Orleans, US) | P461 |
| Gunnar Lund (Hamburg) | P435, V280, V523 |
| Christof Luppa (Leipzig) | P987 |
| Boris Lutomsky (Hamburg) | P1234, P952, V523, V888 |
| Georg Lutter (Kiel) | V1470, V285 |
| Susanne Lutz (Mannheim) | P1025, P119, P691 |