4 letter L names.

Laaf Laah Lace Laci Lacy Lada Ladd Lado Lady Laec Laeh Lael Lafe Lagi Laia Laif Laik Lail Laim Lain Lair Lais Lake Laki Lala Lale Lali Lalo Lama Lamb Lamy Lana Lane Lang Lani Lank Lann Lans Lany Lanz Laon Lara Lari Lark Larl Larm Larn Lars Lary Larz Lasa Lash Lata Latu Laud Laur Lava Lavi Lawa Lawe Laya Laye Layk Layn Laza Lazo Leaf Leah Leal Leam Lean Leap Lear Leba Lebo Leca Lech Leck Lecy Leda Ledd Leea Leef Leek Leem Leen Leeo Lees Lefa Legh Leha Lehi Leia Leib Leif Leim Lein Leiu Leiv Leja Leko Leks Lela Lele Leli Lelu Lema Lena Lene Leng Leni Lenn Leno Lens Lent Leny Lenz Leod Leoh Leon Leor Lepa Lepo Lera Leri Lero Lesa Lesi Less Leta Leti Leto Lety Leul Leum Leva Leve Levi Levy Lewe Lewi Lews Lexa Lexe Lexi Lexx Lexy Leya Leza Lhea Liad Liah Liam Lian Lias Liat Liav Liba Libi Lica Lice Lici Lico Lida Lidi Lido Lidy Lief Liel Liem Lien Liep Lieu Liev Life Liga Lige Ligo Lihi Lihn Liia Liis Lija Lije Like Liko Lila Lile Lili Lill Lilo Lilu Lily Lima Lina Linc Lind Line Ling Linh Lini Link Linn Lino Linu Linx Lion Lior Liot Lipa Lira Lisa Lise Lish Lisi Lisl Lita Lith Lito Lium Lius Liva Live Livi Livy Lixy Liya Liye Liyu Liza Lize Lizy Lizz Lkae Llew Llia Llie Llos Llyn Llyr Loah Loai Loal Loan Loay Loca Loch Lock Loda Lodn Lodu Lody Loek Loel Loen Loey Lofo Lohn Loic Loid Loie Loir Lois Loka Loke Loki Loky Lola Lolo Loma Lomh Lomo Lona Lone Long Loni Lonn Lope Lora Lord Lore Lori Lorn Lorr Lory Losa Lota Loth Lott Loui Loul Lova Love Lovi Lowe Loxi Loya Loyd Loye Loys Loza Lrey Luah Luai Lual Luam Luan Luar Luat Luay Luba Lubo Luby Luca Luce Luci Luck Lucy Luda Ludy Luel Luen Luey Luie Luig Luis Luiz Luka Luke Luko Luky Lula Lulu Luly Luma Lumi Luna Lund Lung Lunn Lupe Lura Lusa Lush Luta Lute Lutz Luuk Luul Luva Luvv Luxe Luxi Luxx Luxy Luya Luyu Lwal Lwam Lyah Lyal Lyam Lyan Lyba Lybi Lyda Lyde Lyel Lyem Lyen Lyfe Lyia Lyka Lyla Lyle Lylh Lyli Lyly Lyna Lyne Lynh Lynk Lynn Lynx Lyon Lyra Lysa Lyse Lyta Lyth Lyum Lyza