段部鮮卑
(?
343年)
段蘭（此名係根據《晉書》所載，《魏書》則作段鬱蘭），生卒年不詳，中國十六國時期段部鮮卑的首領。是段部鮮卑第一位首領段日陸眷之孫[1]，前任首領段遼之弟，段遼為首領時，
段蘭數度率軍攻擊鄰近的政權。
338年，段部鮮卑的遼西公國政權，在後趙及前燕的夾擊下覆亡，
段蘭逃亡。343年，被宇文部鮮卑首領宇文逸豆歸抓獲，送至後趙，但後趙天王石虎反而命
段蘭率領從屬的鮮卑部衆五千人，回到遼西的故都令支（今中國河北省遷安市）屯駐。
段蘭後來就在令支去世[2]，由其子段龕接管部衆。
1^ 根據《魏書》記載，
段蘭是段日陸眷之弟，然有認為二人生存年代相去甚遠，疑該記載有誤，今從《晉書》、《資治通鑒》之記載。
2^ 史籍並未記載
段蘭去世之年，部分資料以350年段龕起兵稱齊王為
段蘭去世之年並不正確。
Section Lan (This name was based on "Book of Jin," contained, "Wei Shu" is to paragraphs Yu Lan), date of birth is unknown, the Chinese section of the Sixteen States Period Xianbei head of the Department. Is the first section of the Department of Xian Bei Lu dependents on the segment leader Sun [1], the younger brother of former chief Liao paragraph, section chief of Liaoning is when the blue section of his troops attacked several neighboring regimes.
1 ^ under the "Wei Shu" recorded on the mainland section of Portland is the section brother of the insured, however there are two of life's far from that, suspect that the record is wrong, this from the "Book of Jin," "Mirror" in records.