| Name | Book | Page(s) |
| KUHN, Albert | 12 | 484 |
| KUHN, Anna B. | 19 | 176-177 |
| KUHN, Anna B. | 17 | 365-366, 434 |
| KUHN, Annie J. | 16 | 353-354 |
| KUHN, Barbara | 12 | 444 |
| KUHN, Eva | 9 | 426, 477 |
| KUHN, Eva | 10 | 251 |
| KUHN, Harriet | 4 | 496 |
| KUHN, Harriet | 5 | 275 |
| KUHN, Jacob | 5 | 50 |
| KULACH, Andrew | 18 | 597-600 |
| KUNKALMAN, Nellie | 17 | 242-243, 303-304 |
| KURTZ, Ernest C. | 18 | 590-591 |
| KURTZ, Ernest C. | 19 | 224 |
| KURTZ, Lydia | 14 | 228-233 |
| KURTZ, Lydia | 15 | 187-191, 374-376, 493-495, 551-552 |
| KURTZ, Lydia | 17 | 57-59, 144-145 |
| KURTZ, Lydia | 16 | 40-42, 125-126, 213-214, 298-300, 396-397, 481-482, 582-583 |
| KYLE, Claude | 13 | 338, 520 |
| KYLE, Claude | 14 | 46, 204 |
| KYLE, Claude | 15 | 144, 208, 443, 594 |
| KYLE, Claude | 16 | 94-95 |
| KYLE, Levi | 2 | 63, 64 |
| KYLE, Levi | 5 | 528 |
| KYLE, Lorinda | 6 | 133 |
| KYLE, Lorinda | 7 | 115, 502 |
| KYLE, Lorinda | 10 | 539-542 |
| KYLE, Lucinda | 9 | 18, 207-209 |
| KYLOR, Daniel H. | 1 | 99, 254, 507 |
| LACOUNT, Charles S. | 19 | 348-350 |
| LACOUNT, Charles S. | 18 | 362-364, 538-539 |
| LACOUNT, John M. | 16 | 224-225 |
| LADD, Ward | 19 | 195 |
| LAFOLLETTE, Evelyn | 16 | 434 |
| LAFOLLETTE, Howard C. | 18 | 505-506 |
| LAMPRECHT, Paul P. | 19 | 250 |
| LANDIS, Catharine | 13 | 140 |
| LANDIS, Ella | 17 | 41-43 |
| LANDIS, Ford | 13 | 404 |
| LANDIS, Ford | 14 | 86 |
| LANDIS, Ford | 15 | 176 |
| LANDIS, Ford | 16 | 269 |
| LANDIS, Jacob | 13 | 269 |
| LANDIS, Michael | 3 | 459, 473 |
| LANDIS, Michael | 4 | 330 |
| LANDIS, Michael H. | 5 | 244 |
| LANDIS, Michael H. | 6 | 55, 339 |
| LANDIS, Vern et al | 16 | 50 |
| LANDIS, Vern etal | 15 | 364, 598-599 |
| LANDIS, William H. | 3 | 459, 473 |
| LANE, John | 6 | 336 |
| LANTERMAN, Frank E. | 10 | 267 |
| LARUE, Jean Carletha | 19 | 68-70 |
| LASH, John | 2 | 235 |
| LATHAM, Luella | 18 | 477-478 |
| LATHROP, Ellen | 16 | 391-392 |
| LATHROP, Harry | 4 | 471 |
| LATIMER, Greta Gertrude | 13 | 164 |
| LATIMER, Norman N. | 10 | 334 |
| LATIMORE, Lyman | 2 | 70, 412 |
| LATIMORE, Lyman L. | 3 | 8, 156, 159, 204, 558 |
| LATTIMON, Lyman | 1 | 259 |
| LAUNER, Charles | 13 | 458, 568 |
| LAUNER, Laura E. | 16 | 282-285, 504-509 |
| LAUNER, Laura E. | 17 | 30-34, 174-179, 290-293, 438-440, 565-567 |
| LAUNER, Laura E. | 18 | 285-289 |
| LAUNER, Laura E. | 19 | 123-125 |
| LAUNER, Laura E. Jr. | 15 | 288 |
| LAUNER, Laura E. Jr. | 14 | 286-287 |
| LAVINE, Michael Lee | 19 | 136-138, 311-312 |
| LAWRENCE, John K. | 9 | 263 |
| LAWYER, Samuel | 1 | 483 |
| LEAMON, Mary | 2 | 211, 535 |
| LEAR, Aneta & Joe Ellen | 17 | 440-442 |
| LEATHERMAN, Conrad | 12 | 534 |
| LEATHERMAN, Joseph | 1 | 101, 341, 455 |
| LEATHERMAN, Joseph | 3 | 53 |
| LECHRONE, Isaac | 5 | 120, 441 |
| LECKRONE, Isaac | 6 | 322 |
| LECKRONE, Isaac | 7 | 20, 360 |
| LECKRONE, Isaac | 8 | 214, 563 |
| LECKRONE, Isaac | 9 | 280 |
| LECKRONE, Isaac | 11 | 330 |
| LECKRONE, Mary | 14 | 196-197, 384-385 |
| LECOUNT, Carl | 16 | 190 |
| LECOUNT, Carl J. | 19 | 111-112 |
| LECOUNT, Charles S. | 17 | 549-550 |
| LECOUNT, Charles S. | 18 | 85-86, 95-97, 146-147 |
| LECOUNT, Charles S. | 19 | 253, 361 |
| LECOUNT, John M. | 17 | 15-17, 94-95, 139-141 |
| LECOUNT, John M. | 16 | 142-143, 324-325, 401-402, 458, 559-562 |
| LEE, Elizabeth D. | 14 | 94 |
| LEE, Miriah A. | 15 | 498-499 |
| LEE, Richard | 1 | 144 |
| LEE, Richard | 2 | 19 |
| LEE, Samuel A. | 8 | 76, 108-109 |
| LEE, Thomas | 11 | 102, 343 |
| LEE, Thomas | 12 | 288, 328, 492 |
| LEEDY, Abraham K. | 8 | 32 |
| LEEDY, Abram S. | 1 | 59 |
| LEEDY, Ephraim | 13 | 237 |
| LEEDY, Isaiah | 12 | 224, 478 |
| LEEDY, Isaiah | 13 | 118 |
| LEEDY, J. | 3 | 409 |
| LEEDY, Jacob | 1 | 102, 511 |
| LEEDY, Jacob J. | 14 | 365 |
| LEEDY, John | 3 | 222 |
| LEEDY, Lucile Pearl | 15 | 205, 558 |
| LEEDY, Lucile Pearl | 13 | 445 |
| LEEDY, Lucille Pearl | 14 | 23 |
| LEEDY, Norma Jean | 18 | 22-23 |
| LEEDY, Norma Jean | 17 | 389-390 |
| LEEDY, Tillie | 16 | 85 |
| LEEPER, Emma Viola | 1 | 48 |
| LEHMAN, Alonzo O. | 16 | 541-542 |
| LEHMAN, Benjamin C. | 5 | 433, 435 |
| LEHMAN, Benjamin F. | 3 | 19 |
| LEHMAN, Benjamin F. | 6 | 283, 284 |
| LEHMAN, Benjamin F. | 7 | 139, 179 |
| LEHMAN, Benjamin F. | 8 | 15-16 |
| LEHMAN, Herschell V. | 19 | 148-150 |
| LEHMAN, Ottie B. | 17 | 451-452 |
| LEIFER, Phoebe | 13 | 111 |
| LEIGHTY, Clara | 13 | 61, 258 |
| LEIGHTY, Herman A. | 19 | 282-284 |
| LEITER, Edward | 13 | 524 |
| LEITER, Jacob | 11 | 36 |
| LEITER, Philip | 18 | 412-415 |
| LEMLER, Lutecia Mae | 19 | 106-109 |
| LEMLER, Nicholas | 5 | 350 |
| LEMLER, William & Lutecia | 18 | 566-567 |
| LEMON, Mary | 1 | 185 |
| LENTZ, Charles | 10 | 288 |
| LENTZ, Charles | 11 | 17, 403 |
| LENTZ, Charley | 12 | 108 |
| LENTZ, Mary | 9 | 540-549 |
| LESLIE, Myrtle | 12 | 530 |
| LESLIE, Myrtle | 13 | 208 |
| LESSIG, David H. | 12 | 188, 539 |
| LESSIG, David H. | 13 | 24, 411 |
| LESSIG, Joseph S. | 5 | 149 |
| LESSLIE, Joseph | 2 | 68. 69 |
| LESSLIE, Joseph P. | 3 | 72 |
| LESSLIE, Joseph P. | 5 | 375 |
| LICHTENWALTER, Elizabeth | 13 | 333 |
| LIGHT, Charles A. | 12 | 182, 503 |
| LIGHT, Charles A. | 13 | 474 |
| LIGHT, Joseph | 6 | 161 |
| LIGHT, Millie F. | 8 | 478 |
| LIGHT, Millie F. | 9 | 261-262 |
| LIGHT, Millie F. | 12 | 240 |
| LIGHTFOOT, Chas. W. | 1 | 232 |
| LIGHTFOOT, Christopher | 6 | 54 |
| LIGHTFOOT, Christopher D. | 1 | 105, 266 |
| LIGHTFOOT, George | 15 | 179 |
| LIGHTFOOT, George A. | 14 | 355-356 |
| LIGHTFOOT, George A. | 16 | 67-68, 266, 438 |
| LIGHTTIZER, George | 12 | 200 |
| LINE, Thomas | 4 | 385 |
| LINE, Thomas L. | 3 | 582? |
| LINGOFELTER, Catharine M. | 13 | 243 |
| LINGOFELTER, Roy & Lena | 15 | 253 |
| LINGOFELTER, Roy & Lena | 16 | 52-53 |
| LINN, Christian | 1 | 181 |
| LINN, Christian | 2 | 72 |
| LINN, Eliza | 16 | 472 |
| LINN, Isabelle | 10 | 203-204, 472-473, 545-546 |
| LINN, Jemima | 14 | 120 |
| LINN, Jemima | 15 | 137-138 |
| LINN, John | 9 | 479-480 |
| LINN, Liona | 12 | 502 |
| LINN, Miner | 17 | 245-246 |
| LINN, Samuel | 9 | 270 |
| LINN, Samuel | 11 | 193 |
| LIPPLY, Josiah | 14 | 217 |
| LIPPLY, Josiah | 15 | 131 |
| LIPPLY, Josiah | 15 | 575 |
| LIPPLY, Josiah | 16 | 201 |
| LITTLE, Clark & Mandane | 11 | 324 |
| LITTLE, Mandane | 12 | 44, 46 |
| LITTLE, Naomi | 1 | 289, 397, 512 |
| LITTLE, William T. | 13 | 103 |
| LIVERINGHOUSE, John | 2 | 458 |
| LIVERINGHOUSE, John | 4 | 272, 470 |
| LIVINGHOUSE, John | 3 | 257, 559 |
| LOEHR, Elmon J. | 9 | 253-254 |
| LOEHR, Elmon J. | 10 | 5 |
| LOEHR, Elmon J. | 11 | 143-144 |
| LOEHR, Rena E. | 16 | 515, 546-547 |
| LOEHR, Susan | 8 | 397 |
| LOEHR, William H. | 8 | 437 |
| LOGAN, Ella | 15 | 380-381, 483-484, 505-506 |
| LOGAN, Ella | 16 | 77-78, 242-244, 465 |
| LOGAN, Ella | 17 | 43-44 |
| LOGAN, Nellie | 15 | 284, 497 |
| LOGAN, Smith M. | 6 | 342, 344 |
| LOGAN, Smith M. | 7 | 194, 195 |
| LOGAN, Smith M. | 8 | 427-428 |
| LOGAN, Smith M. | 9 | 235-236 |
| LOGUE, Mordicai H. | 6 | 18 |
| LONEY, Edward | 9 | 575 |
| LONG, Amos | 10 | 163 |
| LONG, Donald | 10 | 558-559 |
| LONG, Dorothy Irene | 17 | 199-201, 367 |
| LONG, Frank Wilmer | 16 | 172, 263, 330, 358, 467 |
| LONG, Frank Wilmer | 18 | 16-19, 183-187, 287-280, 303-305 |
| LONG, Frank Wilmer | 19 | 24-26 |
| LONG, Frank Wilmer | 16 | 183 |
| LONG, Frank Wilmer | 17 | 75-77, 495-497 |
| LONG, Harry | 18 | 532-533 |
| LONG, Jackson G. | 2 | 11 |
| LONG, Jackson G. | 3 | 45 |
| LONG, John | 1 | 69 |
| LONG, John G. | 1 | 231 |
| LONG, John M. | 1 | 391 |
| LONG, John M. | 2 | 186 |
| LONG, John M. | 3 | 458 |
| LONG, Laura | 11 | 147, 451 |
| LONG, Laura | 12 | 371 |
| LONG, Laura | 13 | 149, 550 |
| LONG, Lotta | 18 | 497-498 |
| LONG, Michael Terrence etal | 17 | 199 |
| LONGFELLOW, Amos M. | 4 | 377 |
| LONGFELLOW, Susan | 5 | 254 |
| LONGFELLOW, Susan | 6 | 226 |
| LONGFELLOW, Susan | 7 | 92, 537 |
| LONGFELLOW, Susan | 9 | 436 |
| LONGFELLOW, Susan | 10 | 362 |
| LOPEZ, Minnie | 9 | 113-114, 567-568 |
| LOPEZ, Minnie | 11 | 68 |
| LOSURE, Amariah | 12 | 313, 401 |
| LOSURE, Amariah | 13 | 11, 349, 534, 537 |
| LOTZ, Mary McCloughan | 19 | 309 |
| LOWMAN, Alice E. | 14 | 436-438 |
| LOWMAN, Alice E. | 15 | 20-21 |
| LOWMAN, Emma L. | 13 | 281, 284, 423 |
| LOWMAN, Martin | 1 | 325-328 |
| LOWMAN, Martin | 3 | 63 |
| LOWMAN, Martin & Pricilla | 2 | 269, 270, 271 |
| LOWMAN, Martin & Priscilla | 4 | 345 |
| LOWMAN, Percilla | 1 | 335 |
| LOWMAN, Samuel M. | 13 | 98 |
| LOYD, Swion (?) | 3 | 533 |
| LUNG, Verley C. | 18 | 92-95, 212-215, 302-303 |
| LUSE, James Lee | 17 | 105 |
| LUTES, Catharine I. | 12 | 573 |
| LUTES, Catharine I. | 13 | 171, 350, 549 |
| LUTES, Catharine I. | 14 | 44, 137, 189-190, 372-373 |
| LUTES, Jane | 6 | 206 |
| LUTES, Marthias W. | 12 | 337 |
| LUTES, Marthias W. | 12 | 541 |
| LUTES, Mathias W. | 13 | 170, 444, 502 |