SELECT [System.Id], [System.Title], [System.State], [System.ChangedDate], [System.ClosedBy]
FROM WorkItems
WHERE [System.ClosedBy] = '具体人员姓名'
AND [System.State] = 'Closed'
ORDER BY [System.ChangedDate] DESC

using Microsoft.TeamFoundation.WorkItemTracking.WebApi;
using Microsoft.VisualStudio.Services.Common;

// 连接TFS
VssConnection connection = new VssConnection(new Uri("TFS服务器地址"), new VssCredentials());
WorkItemTrackingHttpClient workItemTrackingClient = connection.GetClient<WorkItemTrackingHttpClient>();

// 构建WIQL查询
string wiqlQuery = "SELECT [System.Id], [System.Title] FROM WorkItems WHERE [System.ClosedBy] = '具体人员姓名' AND [System.State] = 'Closed'";

// 执行查询
var queryResult = await workItemTrackingClient.QueryByWiqlAsync(new Microsoft.TeamFoundation.WorkItemTracking.WebApi.Models.Wiql() { Query = wiqlQuery });

// 获取工作项详情
if (queryResult.WorkItems.Any())
{
    var ids = queryResult.WorkItems.Select(wi => wi.Id).ToArray();
    var workItems = await workItemTrackingClient.GetWorkItemsAsync(ids);
    
    foreach (var workItem in workItems)
    {
        Console.WriteLine($"ID: {workItem.Id}, Title: {workItem.Fields["System.Title"]}");
    }
}